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Shaft Collar - Clamp (1/4", 2 Pack)
Price: $11.22
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Availability: Out of Stock
Sparkfun Item #: ROB-13161 -

These collars clamp to a ¼” shaft and feature a lip edge which helps eliminate friction when used with a ball bearing. Simply slide them on and tighten the 6-32 x 0.375” screw. These clamp collars have a bore of 0.25”, a width of 0.375”, and a thickness of 0.25”. 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...

Shaft Coupler - 1/4" to 1/4"
Price: $10.53
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Availability: Out of Stock
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 components can be...

Shaft Coupler - 1/4" to 1/8"
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12244 -

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 1/8” 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 components can be...

Shaft Coupler - 1/4" to 3/16"
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12127 -

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 3/16” 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 components can be...

Shaft Coupler - 1/4" to 3/8"
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12477 -

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 0.60”, and couple 1/4” to 3/8” 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 components can be...

Shaft Coupler - 1/4" to 3mm"
Price: $10.53
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Availability: Out of Stock
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 components can be...

Shaft Coupler - 1/4" to 4mm"
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12493 -

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 4mm 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 components can be...

Shaft Coupler - 1/4" to 5/16"
Price: $10.53
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Availability: Out of Stock
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 components can be...

Shaft Coupler - 1/4" to 5mm
OOD!
Price: $10.53
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Availability: Back Order
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 components can be...

Shaft Coupler - 1/4" to 6mm
OOD!
Price: $10.53
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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 components can be...

Shaft Coupler - 1/8" to 1/8"
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12136 -

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 1/8” to 1/8" 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 components can be...

Shaft Coupler - 3/16" to 3/16"
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12436 -

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 3/16” to 3/16" 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 components can be...

Shaft Coupler - 3/8" to 3/8"
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12457 -

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 0.60”, and couple 3/8” to 3/8" 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 components can be...

Shaft Coupler - 5/16" to 5/16"
Price: $10.53
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Availability: Out of Stock
Sparkfun Item #: ROB-12275 -

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 5/16” 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 components can be...