SRAM GX Rear Derailleur - 11 Speed Long Cage Black 1x With Clutch MFPN=18130-20 Kit includes 3 spacers: 2x5mm

Kit includes 3 spacers: 2x5mm and 1x10mm

Sealed cartridge bearings pulleys

spindle CrMo size 9/16" color red weight 355g

I-Spec B adapter is backward compatible with I-Spec A clamps

Access to early releases

SRAM GX Rear Derailleur - 11 Speed Long Cage Black 1x With Clutch MFPN=18130-20 Kit includes 3 spacers: 2x5mmSRAM GX Rear Derailleur 11 Speed Long Cage Black 1x With Clutch. GX derailleurs share the key features of higher priced models and are available for 1x11 and 2x11 drive trains. TECH SPECS Rear Derailleur Mount Type 10x1 Standard Rear Der Shifter Compatibility SRAM X Actuation Cage Length Long Drivetrain Speeds 11 Weight 256 Color Black Chain Wrap Capacity (teeth) 32 Largest Cog 42