Manufacturer may substitute components with components of equal or greater performance level Features: Lightweight and durable ALUXX aluminum frame features 6061 alloy with single-butted tubes to produce strong and durable framesets Frame is designed with endurance positioning and shorter chainstays for precise handling, agility, and control Longer reach, shorter stem, and lower bottom bracket drop improves stability on rugged terrain Thin, dropped seatstays absorb road shocks and vibrations D-Fuse handlebar and seatpost work as a system to add compliance without sacrificing stiffness while cornering, sprinting, or climbing Flip Chip allows riders to quickly adjust the geometry and rear-wheel tire clearance with eccentric, offset two-position hardware in the rear wheel dropouts Tubeless system provides greater traction with less rolling resistance for faster movement Oversized fork steerer tube technology is designed to provide precise front-end steering performance 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.