SRAM XX1 Eagle 12sp Rear Derailleur 00.7518.139.000

- Features an updated cage geometry for improved chain management\n- Type 3 clutch is smoother and more durable\n- 14T lower pulley\n- Includes a chain gap tool that makes it easy to set up the correct chain length\n- Backwards compatible, works with 10-50t and 10-52t cassettes\n- Updated cage geometry provides better chain retention and crisper shifting\n- Comes in XX1 Eagle master colorway as part of Eagle Colorsystem – to go with all cassette and chain color options