Striking the ultimate balance between weight savings, stability, aerodynamics, and rolling efficiency, the SES 6.7 defines Real-World Fast and raises the bar for modern aero wheel performance. Grams of rim, versus grams of drag, make the SES 6.7 the outright fastest wheel on the road. * When speed matters most * INNERDRIVE premium disc road hub * Centerlock only (lockrings not included) * 1505-gram wheelset weight (with XDR body) (+/- 2%) * Inner rim width: 23mm * Aero optimized tire size: 27mm-28mm (Labeled) * Minimum labeled tire size: 25mm * For use with tubeless tires only