SMCLIPK SM_h_CLIPK Nexus arm clip unit for all rear roller brakes _h_ 22 mm Shimano Nexus Silver 22 mm 5_z_27726_z_315_z_2 Parts 5_z_27726_z_315_z_2 Brakes _and_ Shifters Spares _and_ Brake _and_ Shift Levers smclipk sm clipk brake spares 22mm SPRE Nexus