SRAM GX Eagle Carbon Boost Crankset - 175mm, 12-Speed, 32t, Direct Mount, DUB Spindle Interface, LunarThe SRAM Carbon GX Eagle crankset delivers consistent performance every time out. Featuring SRAM's X SYNC 2 tooth profile chainring, the Carbon GX crankset is engineered for complete chain control. Each tooth's thickness is precisely toleranced and controlled to work seamlessly with the chain's inner and outer links. DUB technology features a better engineered bottom bracket and a new spindle design. Together, these allow for a more uniform approach