CHAIN RK520XSO 72R

All RK chains are pre-stressed and pre-stretched to ensure equal load distribution and minimal maintenance

They’re made of the highest grade medium carbon alloy steel available, with all components shot-peened and heat-treated

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

Includes rivet connecting link