Manufacturer may substitute components with components of equal or greater performance level Features: BMX bike ideal for young BMX riders who want to push their limits and get good at the sport Hi-Ten steel frame with BMX geometry lends durability and style for beginning BMX riders Mongoose 20-inch Hi-Ten steel fork provides stable, reliable steering on the street or at the park Microdrive with one-piece crank, 25T chainring, and 9T cassette brings efficient pedaling while making room for tricks on the skatepark Aluminum U-brake stops on a dime for safety or control while performing tricks Aluminum rims with 20 x 2.35-inch tires offer extra cushioning for beginner tricks or just relentless cruising 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.