Head Accel XR 700c Road Bike Frame/Fork: Aluminum frame in either a 49, 53, 56 or 59 cm with an Carbon Fork Wheels/Tires: Aluminum Double wall rims in a 700C and Kenda K191 700 x 23C Road Tire Drivetrain: Shimano 2400 Front and Rear Derailleurs 3 x 8 (24 speed) with SL-2400 STI Shifte Brakes/Cockpit: : Promax RC462 Front and Rear Aluminum Brakeset and Shimano integrated Brake Extras: Promax seat post clamp and quick release wheels