Shimano rs81 c35 carbon road wheelsethigh performance road racing wheel meets the demands of todays professional and amateur riders carbon and alloy clincher rim is both light weight and rigid whilst maintaining high braking performance with standard brake pads 35mm deep 20 8mm wide carbon rim with alloy braking surface for improved aerodynamics and increased rigidity for sprinters and tt specialists front features16 front stainless steel butted and bladed straight pull spokeshigh lateral rig