Mountain Bike Bicycle

Product information: Material: high carbon steel Frame structure: integral car Propulsion mode: Chain Deadweight: 120kg Brake system: double disc brake Frame type: Hard frame Front fork type: spring fork (low grade no damping) Configuration level: Standard Foot type: beaded foot Brake type: front and rear mechanical disc brake Size: 26 x17inch Top match: 21 speed, 24 speed, 27 speed, 30 speed Frame: front and rear disc brakes Front fork: 3.18 steel pipe front fork (21 speed, 24 speed, 27 speed) 3.8 Locking front fork (30 speed) Finger-dialing: one-piece non-positioning (21 speed 24 speed 27 speed), Lingxiang Kit [finger-dialing](30 speed) Front dial: 31.8 Pull up cable (21 speed 24 speed 27 speed), Lingxiang Kit [forward dial](30 speed) Back dial: 04 eye dial (21 speed 24 speed), 50 back dial (27 speed), Lingxiang Kit [back dial] (30 speed) Tower wheels: 7 pieces of non-positioned tower wheels (21 speeds), 8 pieces of non-positi