SRAM GX Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar Service while the EPS4D offers superior

while the EPS4D offers superior shock absorption

3% Lycra Spandex

Narrow(No)

expandable stretch mesh harness pocket

and DiCut disc wheels

SRAM GX Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar Service while the EPS4D offers superiorSRAM GX Eagle Rear Derailleur 12 Speed, Long Cage, 52t Max, Lunar The GX Eagle Rear Derailleur gets the job done with a thoughtfully designed cage architecture that improves chain management. Mounting system and re positioned Cage Lock offer greater durability Sealed cartridge pulley bearings Backwards compatible, works with both 10 50t and 10 52t cassettes Updated cage architecture provides better chain retention and precise shifts Comes in GX Eagle