Frameset Sizes: 15" Frame: Alloy Hardtail MTB Front Suspension: ZOOM Suspension fork, 60mm Rear Suspension: N/A Wheels Wheels: Alloy 36H Double Wall Rims Tires: KENDA 26 X 2.35" Extra Seat post with QR Drivetrain Shifters: SHIMANO EF500, 7 speed Crankset: Alloy 24/34/42,170mm BB Set: VP-BC73 Sealed Cartridge Freewheel: SHIMANO TZ31 14-34T, 7 speed Pedals: PP Front Derailleur: SHIMANO TY500 Rear Derailleur: SHIMANO TY500D Components Seat Post: Steel 27.2 X 350mm Handlebar: Steel 640mm, 30mm rise Stem: ZOOM Alloy, 28.6mm Headset: VP Steel 1-1/8" threadless Brakeset: F/R Disc w/Shimano EF500 levers Grips: HL Weight: 17.5