Sram Gx type 2.1 rear mech
Leveraging the legendary history of SRAM shifting, the GX 2×10 rear derailleur provides incredible shifting speed and precision. EXACT 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.