Quality Wheels Ultegra/DT R470db Front Wheel - 700 12 x 100mm Center-Lock BLK Driver Size-3/8 ZR1 Disc Brake hub features

ZR1 Disc Brake hub features a better seal design for improved durability and quicker response with 66 points of engagement

Shimano's Hollowtech crank hollow crank arms provide amazing strength and rigidity at a very light weight

Made exclusively for Specialized frames with molded-in internal bearing cups

The center has one of the widest cutaways to increase comfort and eliminate pressure points

Quality Wheels Ultegra/DT R470db Front Wheel - 700 12 x 100mm Center-Lock BLK Driver Size-3/8 ZR1 Disc Brake hub featuresQuality Wheels Ultegra DT R470db Front Wheel 700 12 x 100mm Center Lock Black. 12mm Thru Axle road disc wheelset designed for the best value in performance road disc. 20mm inner width Uses 23mm tubeless tape TECH SPECS Color Black Rim Width (Internal) 20 Wheel Size 700c Defined Color Black ISO Diameter 622 Road 29" Front Axle 12mm Thru x 100mm Tire Type Tubeless Ready Clincher Hub Brake Compatibility Center Lock Disc Valve Presta