DID520ERV7 RIVET LINK
- Replacement link for 520 ERV7 chain
520ERV7-ZJ
FEATURES
- Rivet Type Connecting Link for D.I.D 520ERV7 Chains
- Gold Finish
- The D.I.D ERV7 X-ring chain is the ultimate high-performance, lightweight, low-friction sealed ring race chain available
- An improvement from the ERV3, the ERV7 boasts lots of upgrades, including an 11% longer chain life
- D.I.D has upgraded the materials of the pin, bushing, inner/outer plates, and the patented X-Ring seal, increasing wear resistance and reducing friction