
- Completely new rear derailleur incorporating proven X-HORIZON™ design and new Type-3 ROLLER BEARING CLUTCH™ technology.
- Eagle™ ecosystem-engineered mounting system and CAGE LOCK™ positioning add robustness.
- Eagle™ pulley technology provides greater efficiency, crisper shifting and quieter operation.
- SRAM Model ID: RD-NX-1-B1
Attributes
| Cage | Long |
| Maximum Cog | 50T |
| Minimum Cog | 10T |
| Primary Color | Black |
| RD Capacity | 40T |
| Speed | 12 |