2009 Orbea Aletta TT bike Condition; Used/ex demo 51cm frame Drivetrain Chain Mavic Aksium Cassette Shimano 105, 10-speed: 12-25 Shift Levers Shimano Dura-Ace, bar-end Wheels Hubs See Rims/Wheels Tires Vittoria Rubino Spoke Brand See Rims/Wheels Cockpit Handlebar Profile Design T2 Basebar w/T2 clip-on, aluminum Handlebar Stem Zeus Cat 1 Saddle Selle Italia NT1 Brakes Brakeset Zeus Pro Frameset Frame Tubing Material Hydroformed double-butted 7005-aluminum.