The USE shim system allows you to fit a post into virtually any frame size. Our shims are made to 100mm length and are longer than other shims on the market. This gives your seatpost much better support inside the frame. All shims are designed with a "top lip" to stop shim sliding into the frame.
Buy USE Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.More information on returns