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Bearing Mount - Quad Block (1/2" Bore)
Price: $13.70
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Availability: Out of Stock
Sparkfun Item #: ROB-12397 -

Quad block bearing mounts attach to the inside of a channel and have a ball bearing with a 1/2” bore for shafts. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.50” bore bearing, and utilize the 0.77” hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of...

Bearing Mount - Quad Block (1/4" Bore)
Price: $11.87
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Availability: Out of Stock
Sparkfun Item #: ROB-12510 -

Quad block bearing mounts attach to the inside of a channel and have a ball bearing with a 1/4” bore for shafts. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.25” bore bearing, and utilize the 0.77” hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of...

Bearing Mount - Quad Block (3/8" Bore)
Price: $12.79
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Availability: Out of Stock
Sparkfun Item #: ROB-12146 -

Quad block bearing mounts attach to the inside of a channel and have a ball bearing with a 3/8” bore for shafts. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.375” bore bearing, and utilize the 0.77” hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of...

Bearing Mount - Quad Block (5/8" Bore)
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12468 -

Quad block bearing mounts attach to the inside of a channel and have a ball bearing with a 5/8” bore for shafts. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.625” bore bearing, and utilize the 0.77” hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of...

Cable Carrier - 10x15mm (0.5m Length)
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Price: $19.27
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Availability: Back Order
Sparkfun Item #: ROB-13207 -

No, this isn't a tank tread, this is a 0.5m long Cable Carrier with 10x15mm bits composing its main body and two screw fasteners at each end for efficient mounting. Sometimes called a "drag chain," each carrier can be used in projects with a large number of moving parts to protect internally installed cables, pipes, or tubes so they can be bent and moved while remaining protected. Cable carriers can most commonly been found in 3D printers and CNC machines but they can be used in any situation...

Center Hole Adapters - 4 pack
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Price: $4.20
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Availability: Back Order
Sparkfun Item #: ROB-12365 -

These center hole adaptors come in packs of four, are .08” thick, and have an outer diameter .54”. Their ½” diameter lip allows them to fit snuggly into the large holes on Actobotics™ channels that change them from ½” diameter holes to .14” diameter holes perfect for the 6-32 socket head machine screws. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics...

Chain - Delrin (0.25" x 12")
Price: $12.79
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Availability: Out of Stock
Sparkfun Item #: ROB-12465 -

These plastic chains come in 1ft lengths preassembled with 48 individual and snapable bits, they have a tensile strength of 55 lbs, and 0.25” tooth spacing. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of components makes building complex electromechanical prototypes or finished...

Channel Bracket A
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12243 -

These aluminum channel brackets (A type) provide you with a simple way to join a heavy duty wheel and motor to your electromechanical project. These channel brackets can also serve as connection points for servos, shafts, and other channels while still providing an easy to assemble structure. Each channel bracket has exterior dimensions of 1.5" wide by 3" tall, interior dimensions of 1.32" wide by 2.91" deep, a 0.09" thick wall, utilize both the 1.5" and 0.77" hub patterns, and are 1.5" long....

Channel Bracket B
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12186 -

These channel brackets (B type) mate directly to Actobotics channels and hub mounts and are useful as attachment points for offsetting heavy duty wheels and pulley assemblies. They share the same 0.5" center hole and 0.77" and 1.5" mounting patterns as the channel. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively...

Channel Bracket C
Price: $8.42
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Availability: Out of Stock
Sparkfun Item #: ROB-12266 -

These channel brackets (C type) provide you with an attachment point for a channel mountable gearbox kit. They share the same 0.5" center hole and 0.77" and 1.5" mounting hub patterns as the channels. Documents: SketchUp Part Product Page (585480) ...

Channel Mount Gearbox Kit - 360° Rotation (2:1 Ratio)
Price: $130.38
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Availability: Out of Stock
Sparkfun Item #: ROB-12599 -

These 360° rotation 2:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - 360° Rotation (3.8:1 Ratio)
Price: $130.38
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Availability: Out of Stock
Sparkfun Item #: ROB-12601 -

These 360° rotation 3.8:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - 360° Rotation (3:1 Ratio)
Price: $130.38
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Availability: Out of Stock
Sparkfun Item #: ROB-12600 -

These 360° rotation 3:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - 360° Rotation (5:1 Ratio)
Price: $130.38
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Availability: Out of Stock
Sparkfun Item #: ROB-12602 -

These 360° rotation 5:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - 360° Rotation (7:1 Ratio)
Price: $130.38
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Availability: Out of Stock
Sparkfun Item #: ROB-12603 -

These 360° rotation 7:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Continuous Rotation (2:1 Ratio)
Price: $93.78
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Availability: Out of Stock
Sparkfun Item #: ROB-12604 -

These continuous rotation 2:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Continuous Rotation (3.8:1 Ratio)
Price: $93.78
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Availability: Out of Stock
Sparkfun Item #: ROB-12606 -

These continuous rotation 3.8:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal...

Channel Mount Gearbox Kit - Continuous Rotation (3:1 Ratio)
Price: $93.78
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Availability: Out of Stock
Sparkfun Item #: ROB-12605 -

These continuous rotation 3:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Continuous Rotation (5:1 Ratio)
Price: $93.78
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Availability: Out of Stock
Sparkfun Item #: ROB-12607 -

These continuous rotation 5:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Continuous Rotation (7:1 Ratio)
Price: $93.78
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Availability: Out of Stock
Sparkfun Item #: ROB-12608 -

These continuous rotation 7:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Standard Rotation (2:1 Ratio)
Price: $112.08
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Availability: Out of Stock
Sparkfun Item #: ROB-12594 -

These standard rotation 2:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Standard Rotation (3.8:1 Ratio)
Price: $112.08
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Availability: Out of Stock
Sparkfun Item #: ROB-12596 -

These standard rotation 3.8:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Standard Rotation (3:1 Ratio)
Price: $112.08
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Availability: Out of Stock
Sparkfun Item #: ROB-12595 -

These standard rotation 3:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Standard Rotation (5:1 Ratio)
Price: $112.08
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Availability: Out of Stock
Sparkfun Item #: ROB-12597 -

These standard rotation 5:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Mount Gearbox Kit - Standard Rotation (7:1 Ratio)
Price: $134.95
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Availability: Out of Stock
Sparkfun Item #: ROB-12598 -

These standard rotation 7:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and horizontal loads....

Channel Slider A (pair)
Price: $10.96
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Availability: Out of Stock
Sparkfun Item #: ROB-12559 -

Channel sliders let you achieve precise linear motion with Actobotics channels. The A type channel sliders fully enclose the channel more rigid linear motion applications. There are 12 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide...

Channel Slider B (pair)
Price: $9.47
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Availability: Out of Stock
Sparkfun Item #: ROB-12560 -

Channel sliders let you achieve precise linear motion with Actobotics channels. The B type channel sliders enclose the right, left, and open top of a channel while leaving the underside hub patterns open for additional attachments. There are 9 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics...

Channel Slider C (pair)
Price: $9.47
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Availability: Out of Stock
Sparkfun Item #: ROB-12561 -

Channel sliders let you achieve precise linear motion with Actobotics channels. The C type channel sliders enclose the right, left, and closed bottom of a channel leaving the interior of the channel open for additional attachments. There are 9 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics...

Channel Slider D (pair)
Price: $8.42
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Availability: Out of Stock
Sparkfun Item #: ROB-12562 -

Channel sliders let you achieve precise linear motion with Actobotics channels. The D type channel sliders enclose one side and the open top of a channel while leaving the opposite side and underside hub patterns open for additional attachments. There are 6 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly...

Channel Slider E (pair)
Price: $7.36
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Availability: Out of Stock
Sparkfun Item #: ROB-12563 -

Channel sliders let you achieve precise linear motion with Actobotics channels. The E type channel sliders enclose the open top of a channel leaving the left, right, and bottom sides open for additional attachments. There are 12 through-holes for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively...

Channel Slider F (pair)
Price: $7.36
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Availability: Out of Stock
Sparkfun Item #: ROB-12564 -

Channel sliders let you achieve precise linear motion with Actobotics channels. The F type channel sliders enclose the a side of a channel leaving the inner channel, the opposite side, and bottom open for additional attachments. There are 3 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics...

Channel Slider G (pair)
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Price: $7.36
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Availability: Back Order
Sparkfun Item #: ROB-12565 -

Channel sliders let you achieve precise linear motion with Actobotics channels. The G type channel sliders enclose the bottom of a channel leaving the left, right, and open top available for additional attachments. There are 3 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can...

Channel Standoff - Aluminum (Threaded, 4 Pack)
Price: $7.52
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Availability: Out of Stock
Sparkfun Item #: ROB-13228 -

These threaded aluminum channel standoffs are 1.32” long and have a thread pitch of 6-32, and an outer diameter of 0.25”. Note: These standoffs are sold in packs of 4 and are designed specifically to fit inside Actobotics channels. Features: Length - 1.32" Thread Pitch - 6-32 Documents: SketchUp Part Product Page (585402) ...

Channel Tube Clamp - 1" Bore
Price: $10.96
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Availability: Out of Stock
Sparkfun Item #: ROB-12270 -

These channel tube clamps are great for exactly what they are named as: securing a 1" diameter shaft or tube to an Actobotics channel or other mountable surface. These tube clamps have a 1" bore, a 1.3" long base, a height of 1.4", a thickness of 0.3", and two 6-32 tapped screw holes. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be...

Circular Robotics Chassis Kit (Three-Layer)
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Price: $38.88
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Availability: Back Order
Sparkfun Item #: ROB-14339 -

The three-layer Circular Robotics Chassis Kit is a sturdy, miniature robotics kit designed for beginners and experienced roboticists alike. The chassis plates are made from three 1.5mm aluminum alloy frames milled with plenty of mounting points for sensors, servos, controllers, power and more. Assembly is simple; with just a few included screws needed for construction, you will have a reliable 2WD robotics chassis. The Circular Robotics Chassis Kit does not include any motors or motor...

Circular Robotics Chassis Kit (Two-Layer)
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Price: $27.45
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Availability: Back Order
Sparkfun Item #: ROB-14332 -

The two-layer Circular Robotics Chassis Kit is a sturdy, miniature robotics kit designed for beginners and experienced roboticists alike. The chassis plates are made from two 1.5mm aluminum alloy frames milled with plenty of mounting points for sensors, servos, controllers, power and more. Assembly is simple; with just a few included screws needed for construction, you will have a reliable 2WD robotics chassis. The Circular Robotics Chassis Kit does not include any motors or motor controllers,...

Clamping Hub - 1" Bore (Flat)
Price: $27.43
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Availability: Out of Stock
Sparkfun Item #: ROB-12099 -

These flat aluminum clamping hubs are perfect for heavy duty applications that need shafting or tubing 1" in diameter secured safely. These clamping hubs have a 1" bore, an outer diameter of 1.967", four 1/4-20 tapped holes, four 1/4" through-holes, and one 1/4-20 machine screw for tightening. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics...

Clamping Hub - 1" Bore (Threaded)
Price: $10.96
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Availability: Out of Stock
Sparkfun Item #: ROB-12414 -

These threaded aluminum clamping hubs are perfect for standard applications that need shafting or tubing 1" in diameter secured safely. These clamping hubs have a 1" bore, an outer diameter of 1.31", four 6-32 tapped holes, and one 1/4-20 x 1/2" machine screw for tightening. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be...

Clamping Hub - 1" Bore (Un-Threaded)
Price: $10.96
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Availability: Out of Stock
Sparkfun Item #: ROB-12114 -

These un-threaded aluminum clamping hubs are perfect for standard applications that need shafting or tubing 1" in diameter secured safely. These clamping hubs have a 1" bore, an outer diameter of 1.31", four 6-32 through-holes, and one 1/4-20 x 1/2" machine screw for tightening. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be...

Clamping Hub - 1/2" Bore
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12214 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 1/2" bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks...

Clamping Hub - 1/4" Bore
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12238 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 1/4" bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks...

Clamping Hub - 1/8" Bore
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12304 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 1/8" bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks...

Clamping Hub - 3/16" Bore
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12513 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 3/16" bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks...

Clamping Hub - 3/8" Bore
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12352 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 3/8" bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks...

Clamping Hub - 3mm Bore
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12319 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 3mm bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to...

Clamping Hub - 5/16" Bore
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12449 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 5/16" bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks...

Clamping Hub - 5mm Bore
Price: $14.43
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Availability: Stocked-NoBackOrder
Sparkfun Item #: ROB-12361 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 5mm bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to...

Clamping Hub - 6mm Bore
Price: $14.62
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Availability: Out of Stock
Sparkfun Item #: ROB-12264 -

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option than set screw hubs if you don't want to risk damaging whatever you need clamped. These clamping hubs have a 6mm bore, four 6-32 tapped holes, one 6-32 machine screw for tightening, and utilizes the 0.77" hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to...