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: 18.5\" CHAIN STAY LENGTH: 13.5\" HEADTUBE ANGLE: SEAT TUBE ANGLE: FORKS: GT BMX Junior Race, Hi-Ten Stee BARS: GT Race, Steel, 4\"H x 24\"W STEM: GT Top Load 1\" Aluminum, 40mm Length HEADSET: Sealed Integrated BRAKE MOUNTS: Welded V-Mounts BRAKES: V-Brake FRONT HUB: Looseball FRONT RIM: Alloy Single Wall REAR HUB: Looseball With 13t Freewheel REAR RIM: Alloy Single Wall TYRES: Kenda Race, 20 x 1-3/8\" front, 1-1/8\" rear SPROCKET: GT 36t Steel CRANKS: Alloy Forged 3-Piece, Square Taper, 140mm BB: External Euro Sealed Bearings PEDALS: GT Low Profile FS Platform Design SEAT: GT Uni Mini Kevlar padded GEARING: 36/13 WEIGHT: TBC ###section### Product Highlights Full Size Bike with a Shorter Top Tube and geometry to Suit riders who are 4ft - 5ft 4\" / 120cm -160cm BMX Racing specific bike Lightwight alluminium frame for extra speed V-brake system on welded mounts Strong steel bars ###shogun-image-section###