Frameset Sizes: 18" & 19.5" Frame: Alloy Full Suspension Front Suspension: SR Suntour Suspension fork, 75mm Rear Suspension: KS-261,Steel 750LB Wheels Wheels: Alloy 36H Double Wall Rims Tires: KENDA 26 X 2.1" Extra Front /Rear Wheel & Seat post with QR Drivetrain Shifters: SHIMANO EF500, 7 speed Crankset: PROWHEEL 24/34/42,170mm BB Set: VP-BC73 Sealed Cartridge Freewheel: SHIMANO TZ31 14-34T, 7 speed Pedals: WELLGO Alloy platform Front Derailleur: SHIMANO TX50 Rear Derailleur: SHIMANO ACERA M360 Components Seat Post: Alloy 30.4 X 350mm Handlebar: ZOOM Alloy 660mm , 31.8mm 20mm rise Stem: ZOOM Alloy, 28.6mm Headset: VP Steel 1-1/8" threadless Brakeset: TEKTRO F/R Disc w/Shimano EF500 levers Grips: HL Weight: 16.5