Spank Spoon Adapter Kit for Rear Hubs You are looking at Spank Spoon Adapter Kits for rear hubs. If you recently got a new frame with a different hub standard then your past frame, you don't have to buy new wheels, just buy some adapters for your current wheels. The adapter kit replaces the entire axle of the hub, providing a strong sturdy platform for your rear wheel. Options:10x135mm12x142mm for 135mm hubs12x157mm for 150mm hubs | Spank | Spoon Adapter Kit For Rear Hubs 12Mm X 157Mm Adapter Kit For 150Mm Hubs