Cruise through the streets or tear up the skate park with the Progear Skyline, a tough BMX ready for action. Technical Specifications Frame Sizes: 20" Frame: Steel 20" Fork: Steel 20" Handlebar: Steel Width 737mm Grips: Black 125mm Stem: Progear 45mm Seatpost: Progear 250mm Seat Clamp: Included Saddle: Velo Black Pedals: Progear 9/16" Front Brakes: Alloy Caliper Brake Rear Brakes: Alloy Linear Pull V-Brake Chainwheel & Cranks: 170mm Crank | 25T Chain: KMC 80L Bottom Bracket: Sealed BB Front Hub: Sealed Front Hub Rear Hub: Sealed Rear Hub Spokes: 14G Tyre: CST 20" x 2.40 Rim: Progear Alloy 20" Pegs: Included Warranty Lifetime warranty on Frame and Fork 12 Months Manufacturer's Warranty on all non-consumable components Consumable parts (including grips, tubes, tyres, cables, brake pads, saddle coverings, chain, spokes, cassettes and chain rings) are not covered by the warranty.