Extremely strong. Incredibly precise. SRAM's PowerChain II improves front derailleur operation and load shifting without sacrificing rear derailleur precision. The Step2 ™ riveting process increases axle strength for greater durability and efficiency.
7 / 8S CHAIN SRAM PC-870 SILVER / GRAY
- Equally smooth operation on urban cycle lanes and country trails
- PowerLink® "no weak link" technology allows you to insert, squeeze and lock links to assemble them. No tools needed



















