The SRAM GX Eagle DUB crankset delivers consistent performance every time out. Featuring SRAM&&';;s DUB technology, this design simplifies the relationship of the spindle to the bottom bracket. Optimized 7000 series forged aluminum arms support the X-SYNC 2 chainring to provide complete chain control. Now everyone can benefit from a new measure of durability. SRAM DUB technology creates a lighter, stiffer and stronger crankset Optimized 7000 series forged aluminum arms Included direct mount X-SYNC 2 chainring provides significantly quieter performance, with better mud clearing and durability Chainring is designed specifically for Eagle chains and drivetrains DUB compatible bottom bracket sold separately Color: Lunar Pedal Spindle: 9/16" Chainline/Hub Compatibility: 141/148 Boost Hubs Rings: 32 Spindle Interface Type: SRAM DUB Drivetrain Speeds: 12 Chainring BCD: Direct Mount SRAM BB Included: No