Frameset Sizes: 12.5" Frame: Steel MTB Oversized Hardtail Front Suspension: ZOOM Suspension fork, 50mm Rear Suspension: N/A Wheels Wheels: Alloy Double wall 36H Rims Tires: KENDA 24 X 2.35" Extra Front Wheel & Seat post with QR Drivetrain Shifters: SHIMANO EF500 7 Speed Crankset: PROWHEEL 24/34/42,152mm BB Set: VP – BC73 Freewheel: SHIMANO TZ31 14-34T , 7 speed Pedals: WELLGO Front Derailleur: SHIMANO TX50 Rear Derailleur: SHIMANO TX500D Crank: Steel 24/34/42T, 170mm Bottom bracket: Kenli 68X119 Components Seat Post: Steel 25.4 X 300mm Handlebar: ZOOM 620mm,30mm rise Stem: ZOOM, 28.6mm Headset: Steel 1-1/8" Threadless Brakeset: Front Tektro Disc & Rear Alloy “V” Brake w/Shimano levers Grips: HL