Frameset Sizes: 17" & 18.5" Frame: Alloy Hardtail MTB Front Suspension: ZOOM front suspension, 80mm travel Rear Suspension: N/A Wheels Wheels: Alloy 32 Holes Double Wall Rims Tires: KENDA K1027 29” X 2.10 Extra Front / rear wheel & seat post with QR Drivetrain Shifters: SHIMANO ALTUS EF500 3 x 7 speed Crankset: Steel 24x34x42T, 170 mm BB Set: KENLI Sealed Cartridge Freewheel: SHIMANO TZ500 14-34T, 7 speed Pedals: WELLGO Front Derailleur: SHIMANO TY500 Rear Derailleur: SHIMANO ALTUS M310 Components Seat Post: Steel 27.2 X 300 mm Handlebar: Steel 660 mm , 31.8 mm Stem: Alloy 28.6mm Headset: 1 1/8" thread less Brakeset: Front & Rear TEKTRO M300 mechanical disc brakes