Every Felt Base 20.5 Inch 2011 with Free Helmet from wiggle is fully safety checked and adjusted by our CyTech accredited mechanics before despatch. Frame: Full Hi-Ten, 20.5” TTL, tapered tubing, 1-1/8” HT, USA BB, removable gyro tab holes, SS mounted brake bosses Fork: Full Hi-Ten, weld-in nut, 5mm dropouts with cutout window, 14mm slots Headset: 1-1/8” threadless with FB aluminium top cap, hollow bolt Stem: Front loading, cold forged aluminium with window cutouts, threadless 1-1/8” Handlebar: Felt design, Hi-Ten, (7.8” rise), 690mm x 195mm, diamond knurling Grips: FB grip 138mm length with flange Crankset: OPC heat-treated steel, 170mm Chainwheel: Felt steel Spacely design, 38t x 1/8” Bottom bracket: Loose Ball USA Pedals: Felt FB PC pedal Chain: KMC Z410 1/2 x 1/8” Sprocket: Dicta 14T FW Brake levers: Tektro aluminium, with reach adjust Brakes: Tektro 907 U-brake rear (Tektro 985 caliper front for INT only) Saddle: Felt FB design cover, 7mm steel rails Seatpost: 25.4mm x 220mm Hi-Ten Rims: Alex 303 aluminium 36H front & rear Front hub: Steel hub, 14mm axle, 36H Rear hub: Steel hub, 14mm axle, 36H Tyres: Felt Trailorpark 20 x 2.25 Ft; Felt Park Avenue 20 x 1.95 rear Extra's: 1 pair 36mm Pegs