Weight Front 910 g, Rear 1040 g Wheelset weight 1950 g Rims Material: Maxtal Color: shot-peened and gray anodised - CD light Internal width: 21 mm Joint: SUP Drilling: Fore Disc brake specific profile: no braking surface Valve hole diameter: 6.5 mm Spokes Material: Zicral Shape: straight pull, round Color: gray Nipples: M7 aluminum nuts with brake rings Count: front and rear 24 Lacing: front crossed 2, rear crossed 2 non drive side, crossed 1 drive side Hubs Front and rear body: oversize aluminum Color: gray Front and rear axle: aluminum Bearing: QRM+ Free wheel mecanism: FTS-X, steel Compatibilty Tire: UST Tubeless and tubetype Disc brakes: International Standard HG 8/9-speed Supplied with BX 601 quick release rear only, UST valve and accessories, 20 mm adapters only, bearing adjustment tool (rear wheel), user guide and warranty card 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.