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The 520MX chain has the highest tensile strength utilizing our SDH pin technology, making it optimal for off-road racing in muddy conditions.
Toughest Off-Road Chain
This super strong chain is the one you can depend on to hand even the toughest race.
With its high tensile strength and materials that are ready for the harshest of conditions, you can count on the 520MX to get you across the finish line.