BikeMaster 520x120 BMXR O-Ring Chain - Red

Ideal OEM replacement offering 1.5 to 2x longer wear resistance than regular O-ring chains. Each refined component, designed with computer analysis, provides higher tensile strength. Specially controlled heat treatment means tougher material and more durability. Q4 seal ring and reinforced pin and roller provide superior wear resistance, higher impact resistance and endurance. Q4 seal ring offers less friction, which minimizes power loss, almost half that of standard O-ring chain.

• Includes rivet master link and clip master link
• Max engine size of 1,000cc street/750cc offroad

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Reference Information

drive chain 520X120 BMXR ORING CHAIN RED RED

BikeMaster BMXR series chains offer less friction and more power! BMXR X-ring chains are computer optimized and engineered with Q4 seal rings and reinforced pin and rollers that offer superior wear resistance, higher impact resistance and fatigue strength. The chain receives a specially controlled heat treatment that provides tougher material and added durability. Plus the round rivet head offers superior rigidity over 2 or 4-point (quad-staked) riveting. All these features deliver an ideal OEM replacement with the strongest tensile strength to keep you going. The 520 BMXR chain comes with clip link while the 525 and 530 BMXR chain comes with rivet link. Get moving forward with BMXR series chains from BikeMaster.