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RK XSO X-Ring 520 Chain
RK XSO X-Ring 520 Chain
- RK Pro X-ring chain lasts five to eight times longer than standard chain
- Provides two more lubricant pools than conventional O-rings for longer life
- Lubricated with specially formulated, vacuum injected U-grease locked in by tough Nitrile Butadine rubber X rings
- Polished and shot-peened link plates
- High tensile strength ensures reliable performance
- Average tensile strength- 8500lbs
- Rated for dirt and street bikes up to 750cc
- Silver Plated
- 120 links