<p>This is an affordable entry level 21 speed road bike well suited for commuting. It features a lightweight 6061 aluminum frame with an integrated headset, a drivetrain with A050 handlebar mounted shifters, and powerful disc brakes for all weather stopping. <p><p><ul><li>Frame: 6061 Double Butted Aluminum Aero</li><li>Fork: 700c 1 1/8" Threadless</li><li>Shifters: A050 SIS Handlebar Mounted</li><li>Wheelset: 700c Doubled Walled CNC Machined Side</li><li>Brakes: Disc</li></ul></p>