Perfect balance between lightness and durability. The most recognizable wheelset in the professional teams. WEIGHT Front 785 g Rear 970 g (ED 10) Overall: 1755 g RIMS Material: Maxtal and 12K carbon fiber Height: 52 mm Joint: SUP Drilling: traditional Eyelet: single Braking surface: UB Control Milling: ISM Valve hole diameter: 6.5 mm SPOKES Material: stainless steel Shape: straight pull, profiled Color: black Nipples: ABS, brass Count: front 16, rear 20 Lacing: front radial, rear radial non-drive side, crossed 2 drive side HUBS Front and rear body: aluminum Color: black Front axle: aluminum Rear axle: titanium and aluminum Bearing: QRM+ Free wheel mecanism: FTS-L, steel COMPATIBILITY Tire: clincher ACCESSORIES: BR601 Titanium quick releases, rim tape, wheel bags, valve extender, wheel magnet (front wheel), bearing adjustment tool (rear wheel), spoke wrench (rear wheel), spoke wrench for aerodynamic spokes (rear wheel), user guide and warranty card Price for set of wheels perfect wheels for triathlon NOTE: We recommend checking your wheel for spoke tension after the first couple of rides as this allows for the "bed in" period where the spokes and nipples bed into the rim and hub. If you find the spokes have gone loose or the rim is not straight the wheel should be trued by a professional wheel builder.