Frameset Sizes: 18" & 19.5" Frame: Steel Hardtail Frame Front Suspension: Zoom Suspension fork with 50 mm travel Rear Suspension: N/A Wheels Wheels: Alloy Double Wall 36H Rims Tires: WANDA 27.5X2.10 Extra Seat post & Front wheel with QR Drivetrain Shifters: SHIMANO ALTUS, 7 speed Crankset: Steel 24/34/42T, 170mm BB Set: Steel 5 Pieces Freewheel: SHIMANO TZ500 Pedals: PP Front Derailleur: SHIMANO TY 500 Rear Derailleur: SHIMANO TY300D Components Seat Post: Steel 25.4 X 300mm Handlebar: Steel 660 X 31.8 mm, 20 mm rise Stem: ZOOM Alloy 90 mm Headset: Steel 1 1/8” thread less Brakeset: Alloy, DISC BRAKE W/160MM ROTOR