Stiff, aerodynamic, and durable clincher for a wide range of usage. The Shimano WH-RS81 C50 Carbon Clincher Wheelset is a high performance road racing wheelset meeting the demands of today's amateur riders. 50mm D2 rim design optimizes aerodynamics and stability.
OptBal 2:1 Spoke System enhances wheel rigidity and durability. Nipples below rim bed enhances aerodynamics and fluid appearance. Extra-wide hub flange maximizes lateral rigidity. Digital cone-bearing adjustment for smooth rotation performance. The Carbon and alloy clincher rim is both light weight and rigid whilst maintaining high braking performance with standard brake pads.
22.4 mm wide (D2) carbon rim with alloy braking surface for improved aerodynamics and increased rigidity for sprinters and TT specialists. 21 rear and 16 front stainless steel butted and bladed straight pull spokes for optimal balance and rigidity (OPTBAL). High lateral rigidity is improved with a wide flange spacing.Labyrinth double contact sealing - low-friction seals effectively shut out water, mud and dirt without affecting rotational smoothness. Polished bearing races reduce friction and provide for smooth rotation. Cold forged and machined aluminium hub shell and oversized 7075 alloy axle keep the wheel weight to a minimum.
The item "Ultegra RS81 C50 Carbon Alloy Clincher Shimano Aero Wheelset with QR Rim Brake" is in sale since Thursday, January 16, 2020. This item is in the category "Sporting Goods\Cycling\Bicycle Tires, Tubes & Wheels\Wheels & Wheelsets".The seller is "fxxsjr" and is located in Ponte Vedra Beach, Florida. This item can be shipped to United States.