GX Eagle GroupsetThe GX Eagle rear derailleur gets the job done with an updated cage architecture that improves chain management, and is compatible with both 10-52t and 10-50t cassettesThe XG-1275 10-52t cassette offers expanded 520% gear range, and featuers SRAM's Full Pin technology, making it both lightweight and durableThe trigger shifter puts total control of your gear selection into the thumb of one handGX Eagle chain for smooth and efficient shiftingDUB bottom bracket sold separatelyThe GX crankset is engineered for complete chain control with each tooth precisely designed to work seamlessly with the chain s inner and outer linksItem SpecificationsCassette Cogs10-12-14-16-18-21-24-28-32-36-42-52Length175Rings32