Competitive road riders need a fast, light, and tough tire, and the Turbo meets the needs. Extremely low rolling resistance and superior cornering traction lets you climb easily, descend quickly, and corner aggressively. > Casing: 127 TPI > Bead: Foldable > Center Compound: 70a / Shoulder Compound: 60a > Flat Protection: BlackBelt > 700 x 24; psi 115-125; approx. weight 200g