ENVE SES 6. 7 PRO 700c Wheel Purpose-Built For The Highest level PRO in the name means it is a product developed in direct collaboration with the world's top racers and represents the pinnacle of innovation-engineered and built for race-winning performance. Progress at the highest level is incremental and iterative, building upon previous generation SES 6. 7 (60mm Front/66mm Rear) and taking notes from the championship winning SES 4. 5 PRO developed with UAE Team Emirates and Tadej Pogacar, were proud to introduce the all new SES 6. 7 PRO wheels. Paired with Ultralight PRO INNERDRIVE(TM) Hubset with PRO Ceramic Bearings with a primary focus on aerodynamics-resulting in the fastest UCI-legal wheelset for road and triathlon racing. Features Carbon rim, hookless bead construction Wide Hookless Bead design seats tubeless tires to precise ETRTO tolerances for reliable air retention and reduced pinch-flat risk Ultralight PRO INNERDRIVE(TM) Hubset with PRO Ceramic Bearings 23mm internal rim width aero-optimized for 28mm labeled tire width; Min. Tire size. 28mm (27mm ENVE) Differential front and rear rim profiles front shaped for crosswind stability, rear shaped to recapture trailing airflow for maximum drag reduction SPECIFICATIONSWheel Size700c Rim Material Carbon Rim Depth(F) 59mm, (R)65mm Inner Rim Width22. 5mm Bead Type Hookless (Wide Hookless Bead)Spoke Drilling24 (Hole Count), Spokes: Silver Alpina Ultralite OH TCXValve Type Presta (Tubeless Valve Length (F) 80mm, (R) 85mm Tubeless Yes Tire Type Tubeless Brake Compatibility Disc Brake - Centerlock (Includes Lockring)Front Axle12x100mm Rear Axle12x142mm Intended Use Road | Enve | Ses 6. 7 Pro 700C Wheel | Silver | Rear, 12X142Mm, Xdr, 40T