SRAM Rear Derailleur GX 2X11-Speed Long Cage Red – Long Cage – 2×11.

Details:

Leveraging the legendary history of SRAM shifting, the GX 2×11 rear derailleur gives incredible shifting speed and precision. X-ACTUATION technology eliminates slop and shifting variation. ROLLER BEARING CLUTCH technology delivers maximum drive-train stability even through the most punishing terrain. And with CAGE LOCK technology, wheel removal and installation are easier than ever.