Simply stronger. The PC 1031 chain benefits from new design changes for better performance.
PowerLock: SRAM chain engineers developed PowerLock as a tool free, sure and consistent way to connect our 10 speed chains. While PL does not require special tools for install, the especially tight tolerances of 10 Speed drive trains mandated that each PowerLock is good for a one-time application only.
Compatible Gears: 10
Closing Link: PowerLock
Outer Plate: Nickel
Inner Plate: Grey
Pin Treatment Chrome-hardened pins
Weight: 114 links/ 271g
Recommended Group SRAM Apex and industry standard 10 speed systems