<a href="http://www.sgbmountainbike.com/mountain-bike/">Buy Mountain Bike</a> This product contains ce certification, quality inspection certification, Unit weight: 20.0 kg Product volume: 148.0 cm * 21.0 cm * 78.0 cm Material: high carbon steel, Frame structure: high-carbon steel Explorer frame, integral car Folded or not: No Tire size: 24 inches, 26 inches, 27.5 inches, 29 inches, width 2.125, spray paint can be customized logo, baking varnish internal paste Suitable height: 130-185cm, Suitable weight: 鈮?80kg, Suitable for the crowd: adults, Optional configuration: imitation Shimano gearbox, real Shimano gearbox, Shimano front and rear finger dials, Shimano original gears, internal wiring, hydraulic brakes, aluminum alloy spoke wheels, Propulsion method: chain, Carrying capacity: 鈮?60KG Brake system: dual disc brakes, Frame type: hard frame, Front fork type: oil spring fork (spring return elasticity/seismic oil damping) Pedal type: bead pedal, PVC non-slip pedal Handlebar type: aluminum alloy hexagonal handlebar Brake type: front and rear mechanical disc brakes, front and rear double disc brakes F:160/140 R:160/180 Front fork, high-grade 38-tube thick spring shock-absorbing front fork, rim, aluminum alloy bucket ble layer T-shaped knife ring handle 14GX45# steel bar wheel double bearing big iron card SIXAK 36 hole tire Kirin 29"x2.125 rubber tire inner tube 29*2.10 butyl rubber variable speed, 21-speed 51-7 finger dial 30 finger dial 50 rear dial 170L three fish leg fur sleeve gear seven positioning gear 28.6*300mm seat tube bicycle saddle special saddle Color: black gray, gray blue, gray red, white red Model: 29 inch mountain bike a7Buy Mountain Bike website:http://www.sgbmountainbike.com/mountain-bike/