Manufacturer may substitute components with components of equal or greater performance level FEATURES: Men's mountain bike designed for trail riding Alloy construction provides a sturdy and durable build Mechanical disc brakes offer reliable stopping power 27.5 x 1.95 in. Kenda tires Shimano 3x8 smooth drivetrain Comfortable front suspension fork with 80mm of travel Comes in 16 in., 18 in., and 20 in. frame size Bike weighs approximately 43lbs Instruction Manuals/Warranty Information(PDF) 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.