Shimano rs81 c35 tl carbon road rear wheelthe shimano rs81 c35 tl carbon road rear wheel is a high performance road racing wheel that meets the demands of todays professional and amateur riders the carbon and alloy tubeless clincher rims are lightweight and rigid whilst maintaining high braking performance with standard brake pads includes 35mm deep and 20 8mm wide carbon rims with alloy braking surface for improved aerodynamics and increased rigidity for sprinters and tt specialists features