SRAM, GX 1X11, Rear derailleur, 1X11sp., Long cage, Black / SRAM
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Description
- X-Actaution for precise and dependable 11-speed performance
- X-HORIZON design reduces shift force and ghost shifting
- TYPE 2.1 technologies: ROLLER BEARING CLUTCH and CAGE LOCK
- 12-tooth X-SYNC™ pulley wheels
- Large upper pulley offset automatically adjusts chain gap