The Schwinn Boys’ Thrasher 20’’ Mountain Bike is designed for young riders looking to trade up to riding with gears and keeping up with adult riders. The aluminum frame features front suspension to smooth over uneven terrain, linear pull brakes for quick stops, and easy to use 7 speed twist shifters. Kickstand not included Manufacturer may substitute components with components of equal or greater performance level NOTICE: Used Bikes and/or bikes purchased online that have been assembled are non-returnable. We strongly recommend that a professional bicycle mechanic properly assembles, repairs, and maintains the bicycle. DICK'S Sporting Goods will provide free in-store assembly service by a certified technician for any bicycle purchased on our website or in our stores (proof of purchase required). If you choose to assemble the bicycle yourself, DICK'S Sporting Goods is not responsible for injuries or damages resulting from improper assembly.