Description
If you’re running a high-performance 450cc or larger machine, chain failure isn’t an option—it’s a catastrophic outcome. The MOOSE RACING 520 FB delivers the tensile strength and durability demanded by professional racers and serious enthusiasts, with engineering precision that translates directly to reliability under extreme conditions. Built with fine-blanked construction and chemically treated sealing rings, this chain resists wear and friction better than standard alternatives, giving you confidence in every race or ride.
- 120-link 520 pitch
- Fine blanking (FB) manufacturing
- ~8,000 lb tensile strength
- Impregnated O-ring seals
- Reduced friction design
- Stronger than X-ring chains
- 4130 chromoly-grade steel
- Gold outer links
- Silver inner plates
- Clip-type connecting link
- Recommended 450cc+
- Replacement link available






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