When you are buying a bike from the company that has been in BMX from the beginning, you know you are getting the love, dedication, and innovation that comes along with it. Designed to be the perfect introduction into the world of racing, the Mach One is available in a variety of sizes, built to suit every need. ###section### Product Specs FRAME MATERIAL: Aluminum Mach One Race Frame WHEEL SIZE: 20\" TOP TUBE LENGTH: 20.6\" CHAIN STAY LENGTH: 14.4\" HEADTUBE ANGLE: SEAT TUBE ANGLE: FORKS: GT BMX design, 1-1/8\" Steere BARS: GT Race, Steel, 8.25\"H x 29\"W STEM: GT Top Load 1-1/8 HEADSET: Sealed Integrated BRAKE MOUNTS: Welded V-Mounts BRAKES: V-Brake FRONT HUB: Looseball FRONT RIM: Alloy Single Wall REAR HUB: Looseball With 14t Freewheel REAR RIM: Alloy Single Wall TYRES: GT Wing, 20 x 1.75\" SPROCKET: GT 38t Steel CRANKS: GT Power Series Tubular Cr-Mo 3-Piece, 175mm Arms BB: External Euro Sealed Bearings PEDALS: GT Low Profile FS Platform Design SEAT: GT Uni Pro padded GEARING: 38/16 WEIGHT: TBC ###section### Product Highlights Great for riders who are between 5ft and 6ft tall (150cm - 180cm) BMX Racing specific bike Lightwight alluminium frame for extra speed V-brake system on welded mounts Sealed headset & BB ###shogun-image-section###