The GT Bump 2011 Features are: Frame: GT dirt design, cromo main tubes and stays, Integrated 1-1/8 inch headtube, 19mm cs, dt gusset 20.75 inch Top tube Fork: GT dirt/street design, cromo steerer and blades Headset: 1-1/8 inch Integrated, campy sized 45x45 degree bearings, alloy top cap Handlebars: GT pro size dirt/street steel, 8 inch rise Stem: GT freestyle drop design, machined gt logo Cranks: GT tubular cromo 3pc, 8 spline 175mm 25T steel gt design Bottom Bracket: Sealed mid bb, cro-mo axle Freewheel: 9T Chain: Kmc z510 Front Brake: Alloy side-pull calliper Rear Brake: Fx340r, aluminum U Brake Levers: Tektro, 273a, aluminum, hinged clamp Rims: Alienation pbr, pinned aluminum, 32f/36r Front Hub: GT aluminum body, 3/8 cro-mo axle, 32 hole Rear Hub: GT alloy body, cassette with 9t one piece driver, 14mm hi-carbon axle, 36 hole Spokes: Front Tyre: kenda k-rad 2.125 Front Rear Tyre: kenda korolla 2.1 Rear Seatpost: Pivotal, 25.4 X 200mm
What is a BMX Bike?This style of bike tends to be stronger and more robust than most thanks to its small frame and single gear. Its popularity was hit hard by mountain bikes but the BMX has had a growing popularity for many years now. There are many different riding styles/terms: race, freestyle, vert, dirt jump, street. For more information on BMX bikes see our BMX Buying Guide.