The new Fatboy Mini Pro BMX bike is modeled after a custom 20" BMX bike. The new pro series is built for those who want to push the mini BMX game to the next level. It comes with 6 Ply tires, a longer frame, BMX heat-treated Cro-Mo 4 piece bars & a significantly stronger wheel. Fatboy bikes feature a sealed 9 tooth wildcat cassette hub for fast, precise, and loud engagement. Frame: Hi-Ten Steel Fully Tig-WeldedFork: 1" Steel Fork Headset: 1" Sealed BearingsSeat Post: 25.4 Alloy Seat/Post Combo Handle bars: 10" Cro-Mo 4 pieceChainring Crank: 3 Piece / 25TSystem: Top LoadWheels: 10" Steel 5 Bolt WheelsFreewheel: 9T WildcatTires: Blue Gum 6 Ply 10.5. 4.10Brakes: Rear Forged AlloyPedals: BMX Flat Pedals