Hub Sprocket 50mm Kartech

Factory Arrow sprocket hub made of billet aluminium. Available in sizes to suit 30mm axle with 6mm keyway, 40mm axle with 8mm keyway and 50mm axle with 8mm keyway. It has a 3 bolt pattern with 115mm spacing for attaching the sprocket and 1 pinch bolt to the axle. The quick release function works with the kartech sprocket.