Ecarpat 27.5 Inch Wheels Mountain Bike, Lightweight Aluminum 17" Frame Men Mountain Bike, Disc Brakes 21 Speeds and Suspension Fork Classic Adult Bicycle, Sport Bicycle for Urban Trail Snow Commuter

• 【Aluminum Frame Mountain Bike】18 inch Frame size lightweight corrosion-resistant aluminum alloy frame, provides a safe and stable cycling experience. Ergonomically designed, suitable for mens women height 5'4"-6'4"(64-76 inches). 【27.5-inch Tires Adult Mountain Bike】Durable alloy rims and rubber tires roll over any terrain. Our Mountain Bike’s tires are made of high-quality rubber and have strong puncture and abrasion resistance. 【Front Fork Shock Absorbing Design】Feature 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. 【21-Speed and Powerful Braking System】This Mountain Bike has a superior shifter with the Classic 21 speeds. The front and rear derailleurs allow you to smoothly change gear to suit a variety of terrains. Adopted sophisticated mechanical disc brakes that allow for more precise and controlled braking. Mechanical disc brakes are more effective than V brakes, helping to keep you safer when riding at high speeds, down slopes, and in wet and slippery conditions. 【Quick Installation】 The Bicycles arrive 85% assembled and include free pedals and assembly tools. It is easy enough to put together in 20 minutes with the help video. We are more than happy to help you solve any problems and offer professional after-sales service. Please feel free to contact us if you have any questions.