Mountain Bike 21-Speed Shifters Mountain Bicycles for Youth/Adults Carbon steel Frame Mens Womens Trail Commuter City Mountain Bikes 24 Inch Wheels

Durable Steel Frame24x16 inch sturdy and durable steel frame, provide safe and stable cycling experience. Ergonomically design, suitable for mens womens height 4'2"-4'9", max weight is up to 250lbs. 21-Speed with Disc BrakesThumb shifter help to switch gears with smoothness. Simple operation allows for quick selection of gears for various terrains. Mechanical dual disc brake system, simple structure and convenient for maintenance. Front Fork Shock Absorbing DesignFeature 100mm front suspension fork. The thickened fork help resistant and absorb shocks. The parallel bars can adapt to pressure road conditions. Greatly improve the comfort during riding and allows you to enjoy riding. 24*2.125" All-Terrain TiresMade of high quality rubber, all-terrain tires with strong puncture ressistance soften the bumps and stick to the Dirt, Trail, Gravel, Paved Path for a smooth, stable ride: strong grip, have a super excellent anti-skid function and is not easy to slip. 85% Pre-AssembledThe bike comes 85% pre-assembled. You need to assemble the handlebar, saddle, front wheel and pedals. After a short adjustment of the brakes and gears you can start riding immediately. Please note that if you have any questions, you could contact our customer service first.