Pololu

This two-part aluminum assembly mounts directly to 6 mm diameter motor output shafts like those on our 37D mm gearmotors and allows you to drive mo...

This two-part aluminum assembly mounts directly to 1/4 inch diameter motor output shafts like those on our NEMA 23 stepper motors and allows you to...

This two-part aluminum assembly mounts directly to 5 mm diameter motor output shafts like those on many of our stepper motors and allows you to dri...

This two-part aluminum assembly mounts directly to 4 mm diameter motor output shafts like those on our 25D mm gearmotors and allows you to drive mo...