Rear Hub Fulcrum Pin, for use on BSA models: Rear Wheel Hub: A7, A10, A50, A65, B31, B33.Front Wheel Hub: C15O.E.M: 42-5828.BSA Wheel Hub Fulcrum Pin, 42-5828. M42-5828SKU: 42-5828£7.35PriceQuantity*Add to Cart