Leveraging the legendary history of SRAM shifting, the X4 rear derailleur provides great shifting performance.
Features:
- Low profile design
- Wide pivot design for superior stiffness during shifts
Specifications:
- Speed (RD): 9/8/7s
- Cable pull ratio: 1:1
- Cage (RD): Long, Medium
- Max tooth: 34
- Color (RD): Black, Silver
- Pulley bearings material: Steel
- Cage material (RD): Aluminum, n/a
