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Bearing Mount - Flat (5/8" Bore)
Price: $12.04
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Availability: Out of Stock
Sparkfun Item #: ROB-12554 -

"These flat bearing mounts attach to the face of a channel or plate and have a ball bearing with a 5/8” bore for shafts. They can be used in conjunction with angle brackets to be mounted inside channels or in other configurations. These bearing mounts have a width of 1.31”, a thickness of 0.20”, a 0.625” bore bearing, and utilize the 1.5” hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and...

Bearing Mount - Pillow Block (1/4" Bore)
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Price: $9.63
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Availability: Back Order
Sparkfun Item #: ROB-12333 -

"Pillow block bearing mounts attach to the outside of a channel and can be used as simple hinges. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.25” bore bearing. 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...

Bearing Mount - Pillow Block (3/8" Bore)
Price: $10.43
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Availability: Out of Stock
Sparkfun Item #: ROB-12100 -

"Pillow block bearing mounts attach to the outside of a channel and can be used as simple hinges. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.375” bore bearing. 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...

Bearing Mount - Pillow Block (5/8" Bore)
Price: $12.04
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Availability: Out of Stock
Sparkfun Item #: ROB-12541 -

"Pillow block bearing mounts attach to the outside of a channel and can be used as simple hinges. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.625” bore bearing. 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...

Bearing Mount - Pillow Block Square (1" Bore)
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Price: $16.06
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Availability: Back Order
Sparkfun Item #: ROB-12282 -

"These square pillow block bearing mounts attach to the inside of a channel and have a ball bearing with a 1” bore for shafts and tubes. These bearing mounts have a width of 1.32”, a thickness of 0.33”, a 1” bore bearing. 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...

Cable Carrier - 10x15mm (0.5m Length)
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Price: $17.60
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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...

Chain - Delrin (0.25" x 12")
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Price: $11.23
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Availability: Back Order
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...

Clamping Hub - 1" Bore (Un-Threaded)
Price: $9.63
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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 ¼-20 x ½" 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...

Clamping Hub - 1/4" Bore
Price: $12.84
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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 ¼" 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...

Clamping Hub - 4mm Bore
Price: $12.84
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Availability: Out of Stock
Sparkfun Item #: ROB-12455 -

"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 4mm 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....

Clamping Hub - 6mm Bore
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Price: $12.84
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Availability: Back Order
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....

Gear - Hub Mount (72T; 0.5" Bore)
Price: $20.88
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Availability: Out of Stock
Sparkfun Item #: ROB-12368 -

"These hub-mountable aluminum gears are ideal for transmitting motion from a motor or servo to a wheel or shaft. These gears have 72 teeth with a gear pitch of 32P, an outer diameter of 2.312”, a bore of 0.50”, and utilizes the 0.77” and 1.5" 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...

GoPro Hero 2 Camera Mount
Price: $16.06
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Availability: Out of Stock
Sparkfun Item #: ROB-12467 -

"These GoPro camera mounts provide you with a simple and lightweight way to attach your Hero or Hero 2 to you Actobotics project. Each camera mount can be mounted in any direction and can be attached to any channel, hub mount, or servo block that 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 the two standardized hole patterns, nearly all Actobotics components can be...

Hub Adapter - 1.50" to 1.50"
Price: $6.41
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Availability: Out of Stock
Sparkfun Item #: ROB-12129 -

"This hub adapter lets you connect Actobotics parts with a 1.5" hub pattern to parts with a 1.5" hub pattern. The hole alternate between tapped and untapped, which makes mating two components easy. These adapters are ideal for mounting two different hub patterns: mating hubs to gears, sprockets, or wheels. 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...

Hub Arm - Double (6")
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Price: $20.88
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Availability: Back Order
Sparkfun Item #: ROB-12413 -

"These aluminum double servo hub arms can bolt directly to the aluminum hub on servo power gearboxes via four 6-32 x 3/8" machine screws. Each double hub arm has a length of 6” 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 the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of components...

Hub Mount - 90 Degrees
Price: $8.02
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Availability: Out of Stock
Sparkfun Item #: ROB-12102 -

"These 90 degree hub mounts mate directly to Actobotics channels in multiple positions and are useful as attachment points for shafts and tubes with a 0.5" diameter. Each hub mount has two 0.5" bores 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...

Hub Mount - Quad (Mount B)
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Price: $8.02
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Availability: Back Order
Sparkfun Item #: ROB-12255 -

"These quad hub mounts can attach to the end or the middle of Actobotics channels to provide you a 90 degree angle with additional attachment points for Actobotics project. These hub mounts have a width of 1.32”, a thickness of 0.25”, a 0.50” bore, 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...

PVC Clamp Hub B - 1.315"
Price: $16.84
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Availability: Out of Stock
Sparkfun Item #: ROB-12592 -

"This PVC clamp mount has a 1.315" bore, providing an easy way to incorporate standard 1" PVC pipe into your next project. Two set screws secure to the end of a 1" pipe, and 4 tapped 6-32 holes at the other end make for attachment points to hubs or other Actobotics products. 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...

PVC Clamp Mount - 1.315"
Price: $11.77
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Availability: Out of Stock
Sparkfun Item #: ROB-12591 -

"This PVC clamp mount has a 1.315" bore, providing an easy way to incorporate standard 1" PVC pipe into your next project. A set screw secures the pipe while 2 6-32 tapped holes provide attachment points to additional parts. 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...

Servo Gear - Hitec (20T; Metal)
Price: $24.09
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Availability: Out of Stock
Sparkfun Item #: ROB-12142 -

"These servo gears are made specifically to fit a Hitec C1 servo spline, allowing you to mate other gears to your servo. They have 20 teeth with a gear pitch of 32P, an outer diameter of 0.688”, and utilize the C1 Hitec servo spline. 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...

Set Screw Hub - 1/4" Bore
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Price: $8.02
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Availability: Back Order
Sparkfun Item #: ROB-12488 -

"Set screw hubs offer a cheap way to attach hub mount gears or wheels to a shaft. The hub offers 4 equally spaced 6-32 tapped holes utilizing the 0.77" hub pattern and is precision machined from 6061 T6 aluminum. The set-screw is 10-32 and uses a 3/32” hex key. This hub has a ¼" bore. 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...

Set Screw Hub - 5mm Bore
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Price: $8.02
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Availability: Back Order
Sparkfun Item #: ROB-12404 -

"Set screw hubs offer a cheap way to attach hub mount gears or wheels to a shaft. The hub offers 4 equally spaced 6-32 tapped holes utilizing the 0.77" hub pattern and is precision machined from 6061 T6 aluminum. The set-screw is 10-32 and uses a 3/32” hex key. This hub has a 5mm bore. 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...

Set Screw Hub - 6mm Bore
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Price: $8.02
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Availability: Back Order
Sparkfun Item #: ROB-12318 -

"Set screw hubs offer a cheap way to attach hub mount gears or wheels to a shaft. The hub offers 4 equally spaced 6-32 tapped holes utilizing the 0.77" hub pattern and is precision machined from 6061 T6 aluminum. The set-screw is 10-32 and uses a 3/32” hex key. This hub has a 6mm bore. 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...

Shaft - D-Shaft (Stainless; 1/4"D x 12"L)
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Price: $7.54
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Availability: Back Order
Sparkfun Item #: ROB-12548 -

"These 12" long stainless steel D-Shafts have a diameter of ¼". The flat edge that runs the length of the shaft makes it an ideal drive shaft, when used with a gear, pulley, or even a shaft coupler. Dimensions: Length - 12” Diameter - 1/4” Flat Edge Width - 0.16" "

Shaft - Solid (Stainless; 1/2"D x 5"L)
Price: $6.57
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Availability: Out of Stock
Sparkfun Item #: ROB-12542 -

"These 5" long stainless steel shafts have a diameter of ½". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 8 Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 5” Diameter - 1/2” "

Shaft - Solid (Stainless; 1/2"D x 7"L)
Price: $8.82
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Availability: Out of Stock
Sparkfun Item #: ROB-12466 -

"These 7" long stainless steel shafts have a diameter of ½". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 8 Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 7” Diameter - 1/2” "

Shaft - Solid (Stainless; 1/2"D x 8"L)
Price: $9.95
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Availability: Out of Stock
Sparkfun Item #: ROB-12395 -

"These 8" long stainless steel shafts have a diameter of ½". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 8 Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 8” Diameter - 1/2” "

Shaft - Solid (Stainless; 1/4"D x 4"L)
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Price: $2.39
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Availability: Back Order
Sparkfun Item #: ROB-12165 -

"These 4" long stainless steel shafts have a diameter of ¼". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 8 Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 4” Diameter - 1/4” "

Shaft - Solid (Stainless; 1/4"D x 6"L)
Price: $3.36
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Availability: Out of Stock
Sparkfun Item #: ROB-12427 -

"These 6" long stainless steel shafts have a diameter of ¼". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 8 Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 6” Diameter - 1/4” "

Shaft - Solid (Stainless; 1/4"D x 9"L)
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Price: $4.81
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Availability: Back Order
Sparkfun Item #: ROB-12178 -

"These 9" long stainless steel shafts have a diameter of ¼". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 8 Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 9” Diameter - 1/4” "

Shaft - Solid (Stainless; 3/16"D x 2"L)
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Price: $1.11
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Availability: Back Order
Sparkfun Item #: ROB-12439 -

"These 2" long stainless steel shafts have a diameter of 3/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 2” Diameter - 3/16” "

Shaft - Solid (Stainless; 3/8"D x 1"L)
Price: $1.43
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Availability: Out of Stock
Sparkfun Item #: ROB-12459 -

"These 1" long stainless steel shafts have a diameter of 3/8". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 1” Diameter - 3/8” "

Shaft - Solid (Stainless; 3/8"D x 12"L)
Price: $9.47
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Availability: Out of Stock
Sparkfun Item #: ROB-12141 -

"These 12" long stainless steel shafts have a diameter of 3/8". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 12” Diameter - 3/8” "

Shaft - Solid (Stainless; 3/8"D x 8"L)
Price: $7.06
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Availability: Out of Stock
Sparkfun Item #: ROB-12373 -

"These 8" long stainless steel shafts have a diameter of 3/8". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 8” Diameter - 3/8” "

Shaft - Solid (Stainless; 5/16"D x 10"L)
Price: $6.90
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Availability: Out of Stock
Sparkfun Item #: ROB-12273 -

"These 10" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 10” Diameter - 5/16” "

Shaft - Solid (Stainless; 5/16"D x 12"L)
Price: $7.54
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Availability: Out of Stock
Sparkfun Item #: ROB-12216 -

"These 12" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 12” Diameter - 5/16” "

Shaft - Solid (Stainless; 5/16"D x 2"L)
Price: $1.75
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Availability: Out of Stock
Sparkfun Item #: ROB-12126 -

"These 2" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 2” Diameter - 5/16” "

Shaft - Solid (Stainless; 5/16"D x 3"L)
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Price: $2.39
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Availability: Back Order
Sparkfun Item #: ROB-12369 -

"These 3" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 3” Diameter - 5/16” "

Shaft - Solid (Stainless; 5/16"D x 4"L)
Price: $3.04
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Availability: Out of Stock
Sparkfun Item #: ROB-12257 -

"These 4" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 4” Diameter - 5/16” "

Shaft - Solid (Stainless; 5/16"D x 6"L)
Price: $4.32
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Availability: Out of Stock
Sparkfun Item #: ROB-12402 -

"These 6" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 6” Diameter - 5/16” "

Shaft - Solid (Stainless; 5/16"D x 7"L)
Price: $4.97
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Availability: Out of Stock
Sparkfun Item #: ROB-12474 -

"These 7" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 7” Diameter - 5/16” "

Shaft - Solid (Stainless; 5/16"D x 9"L)
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Price: $6.25
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Availability: Back Order
Sparkfun Item #: ROB-12302 -

"These 9" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts have a Rockwell Hardness rating of 83B. Note: For a drive-shaft, check out d-shafts instead. Dimensions: Length - 9” Diameter - 5/16” "

Shaft Coupler - 1/4" to 1/4"
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Price: $8.02
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Availability: Back Order
Sparkfun Item #: ROB-12251 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.42”, and couple 1/4” to 1/4” shafts. 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...

Shaft Coupler - 1/4" to 3mm"
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Price: $8.02
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Availability: Back Order
Sparkfun Item #: ROB-12412 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.42”, and couple 1/4” to 3mm shafts. 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...

Shaft Coupler - 1/4" to 5/16"
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Price: $8.02
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Availability: Back Order
Sparkfun Item #: ROB-12496 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.50”, and couple 1/4” to 5/16"shafts. 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...

Shaft Coupler - 1/4" to 5mm
Price: $8.02
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Availability: Out of Stock
Sparkfun Item #: ROB-12325 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.42”, and couple 1/4” to 5mm shafts. 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...

Shaft Coupler - 1/4" to 6mm
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Price: $8.02
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Availability: Back Order
Sparkfun Item #: ROB-12211 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.42”, and couple 1/4” to 6mm shafts. 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...

Smooth Belt - 1/8"D (13" ID)
Price: $7.86
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Availability: Out of Stock
Sparkfun Item #: ROB-12526 -

"These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their elastic nature allows them to apply tension on the pulleys when stretched and the rubber construction creates excellent grip characteristics between the pulley and belt. Smooth belts can be used in a variety of applications including follow focus systems, linear drives, 90 degree drives, XY tables, robot tracks, battery hold-downs, etc. Actobotics is a robotics building...