Manufacturer may substitute components with components of equal or greater performance level FEATURES: Aluminum frame and suspension fork offers a more controlled ride 21-speed twist shifters with rear derailleur offers quick and precise gear changes Alloy linear pull brakes provide dependable stopping power 1.95” wide tires on alloy rims create optimal stability and strength Schwinn® alloy crank offers ideal gearing Schwinn® mountain tires provide grip and traction for more rugged terrain 24” wheels fits riders between 56” – 66” 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. Public Lands 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, Public Lands is not responsible for injuries or damages resulting from improper assembly.