you'll never be caught out after dark without a light

Installation is just as easy

All of this is wrapped in a durable synthetic skin

Monoblock Level Ultimate/TLM

SRAM GX 11 Speed Rear Derailleur - 11 Speed PDP|Option you'll never be caught outTHE NEXT GENERATION OF SRAM Leveraging the legendary history of SRAM shifting, the GX rear derailleur provides incredible shifting speed and precision. X ACTUATION technology eliminates slop and shifting variation. ROLLER BEARING CLUTCH technology delivers maximum drivetrain stability even through the most punishing terrain. And with CAGE LOCK technology, wheel removal and installation are easier than ever. Specifications for GX 1x11 X HORIZON Rear