The perfect choice for motorized bike builders wanting to make custom wheels that can take the strain and abuse of motorized biking. This hub kit includes the option of a 36T, 44T, or 50T solid sprocket (please specify 36, 44, or 50 tooth sprocket when ordering), 36 spoke heavy duty hub, 195mm axle, sprocket mounting hardware, and drum brake.
Hub dimensions: 62mm diameter, 61mm width (flange to flange). NOTE: This kit is not a drop in part - requires spokes and a rim. Previous experience building bicycle wheels, and specialized equipment are highly recommended/required. Not compatible with disc brakes.