The Giant OCR A0 is a triathlon/road bike with an aluminum Alliance frame. The frame comes in white / gray or brushed / Composite / Blue.
It was first released in 2007 and again in 2008. Due to the frame materials and other factors, we estimate that this bike weighs around 25 pounds. The OCR A0 is fully rigid.
Components
The OCR A0 comes with Shimano Ultegra components, including an Easton EA50 Race Face Cadence 31.8 stem, a threadless integrated headset and dual-control Shimano Ultegra shifters.
Drivetrain
The OCR A0 has 10 speeds and has a Shimano Ultegra derailleur.
Wheels
It comes with Hutchinson Top Speed Michelin Lithion tires (622mm x 25mm) and Mavic Aksium rims.