Vuelta Corsa 50A Carbon Clincher Wheel Set (Black) Weight: F 885g/R 1140g = Pair 2025g Rims: Super high modulus, impact-resistant 50mm deep-V monocoque carbon/alloy clincher alloy braking surface Spokes: Triple-butted aero 2.2mm SS, radial-laced F/2X R Hubs: Lightweight design w/Japanese-made EZO cartridge bearings (2Fx5R), 20H F/24H R Freehub: Shimano 9/10, Campagnolo 9/10/11-speed compatible Extras: Lightweight QR skewers with machined aluminum levers & hardened cromo shafts, urethane-coated nylon rim strips