SRAM X01 Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar 2022 Ships within United States Buy Online or Click & Collect Share Loading Facebook Like button... SRAM X01 Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar 2022 Ships within United States Buy Online or Click & Collect Share Loading Facebook Like button...