The 2011 Kestrel Airfoil Pro SL is a 18 pound a triathlon/road bike with a carbon frame. The frame has a carbon / yellow finish.
The Airfoil Pro SL 2011 is a is a light bike at around 20 pounds. It was released in 2011. The Airfoil Pro SL 2011 is fully rigid.
Components
The Airfoil Pro SL 2011 comes with Shimano Ultegra components, including an Oval R900 stem, a FSA No.53 headset and bar-end Shimano Dura Ace shifters.
Drivetrain
The Airfoil Pro SL 2011 has 10 speeds and has a Shimano Ultegra derailleur.
Wheels
It comes with Vittoria Rubino Pro II tires (622mm x 23mm) and aluminum, carbon Oval W745 rims.