Vilano Shadow Sprint TRI Road Bike Shimano STI Shifters Shimano STI Integrated Brake Lever/Shifters offer precise and controllable braking and shifting in a convenient single unit designed for the road 6061 Double Butted Aluminum Aero Frame w/Integrated Headset Fork: 700c 1 1/8" Thread less, Brakes: Dual Pivot Alloy Caliper Wheel set: 700c Doubled Walled CNC Machined Side