- All RK chains are pre-stretched to ensure minimal maintenance.
- Components are shot peened and heat treated.
- Upgraded XW O-Ring which gives the O-Ring an additional sealing surface.
- 10% longer wear life then standard 520 chain.
- 8,500 tensile strength.
- Master Link included.
NOTE: International, PO box deliveries are not available.
This product does not ship to the following state(s): AF, AA, AC, AE, AM, AP, HI, AK, PR.