Technical data: Frame:Hiland Suspension Steel Frame Fork: ZOOM Suspension Fork Shifters:SHIMANO RevoShift 21S Front/ Rear Derailleur:Shimano Tourney Stem: length: 80 mm Handlebar: steel, width: 600 mm Grips: length: 125 mm Chain wheel: 24*34*42T Crank arm: length 170 mm Cassette:Shimano 14-28T Chain:KMC Z7 Tyres: Kenda 26*1.95 Tubes: Kenda 26*1.95 Rims: Aluminium double wall H 29 mm Seat post: 27.2 mm x 300 mm Pedals: 9/16 inch axle Delivery condition: 85 % pre-assembled Box contents: 1 bicycle with accessories (reflectors, pedals,tools,user manual)