- A tight and consistent 13-tooth gap between chainrings delivers accurate and dependable shifting and is the core of Sram's X-Range gearing
- X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear
- Crisp and accurate front shifts
- Durable finish
- CHAINRING SRAM 48T 107mm 4B 2x12 RIVAL BK w/CVR-PLATE
Teeth: 48T
Type: w/ Cover Plate
Color: Black
Chain: 12sp
Tooth Type: Standard