Sram GX1 Rear Derailleur

GX 1x11 X-HORIZON Rear Derailleur
THE NEXT GENERATION OF SRAM
Leveraging the legendary history of SRAM shifting, the GX 2x11 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.
X-HORIZON design reduces shift force, ghost shifting and chain slap
12-tooth X-SYNC pulley wheels
Large upper pulley offset automatically adjusts chain gap
Sealed cartridge bearings
Aluminum Cage