UPYOOE Mountain Bike, Carbon Steel Frame with 24″ Wheels, Trail Commuter City Snow Beach Mountain Bikes Bicycles Disc Brakes Thumb Shifter, Front Fork Bicycles for Adult Youth Teenagers Mens Womens

ALL-TERRAIN TIRES – This mountain bike is made of high-quality rubber, the all-terrain tires are extremely puncture-resistant, soften bumpy roads, cling to dirt, trails, gravel, and paved surfaces for a smooth and smooth ride, strong grip with superb anti-skid function, not easy to slip. 21 DUAL DISC BRAKE SYSTEM – This 24-inch mountain bike features thumb shifters, and the 26-inch mountain bike features U-brake grip shifters to help smooth shifting, and the 21-speed shifting system makes it easy to switch speeds depending on the terrain and your preference for a smooth, efficient ride. 24/26 INCH WHEELS – This mountain bike…