Frameset Sizes: 16.5" Frame: Steel Full Suspension Folding Front Suspension: ZOOM Front suspension, 50mm Rear Suspension: Steel, 750LB Wheels Wheels: Alloy 36H Rims Tires: 26 X 2.10" Extra Seat post with QR Drivetrain Shifters: SHIMANO RS35, 6 speed Grip Crankset: Steel 40T, 170mm BB Set: Steel Semi cartridge Freewheel: SHIMANO TZ20 14-28T, 6 speed Pedals: VP Folding Front Derailleur: N/A Rear Derailleur: SHIMANO TY300D Components Seat Post: Steel 25.4 X 250mm Handlebar: Steel 580mm,30mm rise Stem: ZOOM Alloy adjustable Headset: Steel, 8 Pcs Brakeset: Steel “V” Brake, Alloy Levers Grips: DC Weight: 17