GMC Large Men"s Bike, Denali 700C: * Frame: Strong, lightweight aluminum frame with aerodynamic tubing * Yellow/black 700c men"s bicycle frame size: 22.5" (57.5cm) * Handlebars: Road race-style drop handlebars are featured on this large men"s bike * Gearing: 21-speed Shimano drive train with easy-twist shifting * Brakes: Powerful alloy side-pull caliper brakes * Wheels: High-profile aero alloy wheels with machined braking surface s are featured on the GMC men"s bicycle * Tires: 700 x 32c tires for smooth ride and low-rolling resistance * Seat: Comfortable Vitesse seat and secure twin bolt seat post collar on the GMC men"s road bike See our entire assortment of bikes and ride on toys at Walmart.com.