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Sprockets > Freewheel to Motor Adapters
Freewheels to Motor Adapters
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Freewheel to Motor Adapters
We carry 11mm Shaft Gear Motors which the adapters and sprockets on this page are compatible with.
We carry Pre-Made Sprockets with F4 and F5 mounting patterns that fit the freewheel clutches on this page.
We also sell Custom-Made Sprockets with F4 and F5 mounting patterns that fit the freewheels on this page.
One-Piece Freewheel Motor Sprockets![](graphics/top-of-page.png)
![](images/sprockets/SPR-B11FW-A-sm.jpg)
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12 Tooth Freewheel Sprocket with 11mm Bore for 1/2"x1/8" and 1/2"x3/16"
Bicycle Chain Motor shaft must rotate clockwise to use this sprocket. 1-15/16" (50mm) OD,
11mm ID, 4mm wide x 2mm deep keyway. Works with 1/2"x1/8" (#410) and 1/2"x3/16"
(#415) bicycle chain (with #415 chain there will be around 1/16" of side-to-side play between the chain and sprocket).
Compatible with 11mm Shaft Gear Motors
Item # SPR-4101211FW
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$21.95
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Freewheel to Motor Adapters![](graphics/top-of-page.png)
![](images/sprockets/MOTOR-FREEWHEEL-ADAPTER-sm.jpg)
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Freewheel to Motor Adapter with M35x1.00 Right Hand Threads
Freewheel adapter with M35x1.00 right hand (clockwise) threads. Freewheel
engages when the motor's shaft rotates clockwise. 11mm ID, 4mm wide x 2mm deep
keyway. 10mm wide mounting hub. Made from yellow zinc plated steel.
Compatible with 11mm Shaft Gear Motors
Installation Example
Item # FWM-ADAPTER25
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$19.95
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Freewheel to Motor Adapter Mounting Hardware![](graphics/top-of-page.png)
![](images/sprockets/KEY-448-vsm.jpg)
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4mm x 4mm x 8mm Key Pin for Keyed Motor Shaft Sprockets
4mm x 4mm x 8mm key pin for sprockets with 4mm wide x 2mm deep keyways sold above.
Compatible with 11mm shaft gear motors.
Item # KEY-448
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$0.95
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![](images/sprockets/NUT-8RW-sm.jpg)
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Nut with Built-In Lock Washer for Keyed Motor Shaft Sprockets
Motor shaft nut for keyed motor shaft sprockets with 4mm wide x 2mm deep keyways sold above.
Compatible with 11mm shaft gear gear motors. Item # NUT-8RW
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$0.95
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Freewheel Sprockets![](graphics/top-of-page.png)
![](images/hardware/HDW-3525-A-m.jpg)
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Freewheel and Brake to Threaded Wheel Hub Spacer with 35mm ID
Freewheel and brake to threaded wheel hub spacer. Works with both M35x1.00 and 1.375"
x 24 TPI freewheels. 35mm ID, 42mm OD, 2.5mm thick. Made from yellow zinc plated steel.
Item # HDW-3525
Installation Example
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$1.95
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Freewheel Clutches![](graphics/top-of-page.png)
![](images/hardware/HDW-3525-A-m.jpg)
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Freewheel and Brake to Threaded Wheel Hub Spacer with 35mm ID
Freewheel and brake to threaded wheel hub spacer. Works with both M35x1.00 and 1.375"
x 24 TPI freewheels. 35mm ID, 42mm OD, 2.5mm thick. Made from yellow zinc plated steel.
Item # HDW-3525
Installation Example
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$1.95
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Freewheel Tools![](graphics/top-of-page.png)
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