• ABLC Sawtooth dimple design that extends all the way to the edge of the rim
• Construction upgrades that deliver improved impact resistance
• Go-anywhere 45mm rim depth tubular pro proven in Spring Classics and Cyclocross World Cup
• ZR1 DB hubset is engineered in Germany with better seal design for improved durability and quicker response with 66 points of engagement
• Center locking rotor interface. Lockring is included
• SRAM Model ID: WH-303-FTUD-A1