Description
The BikeMaster 520×118 BMOR O-Ring Chain is engineered for high durability and performance. Its O-ring design reduces friction and increases chain life. Component designs are optimized with computer analysis, providing higher tensile strength, while specially controlled heat treatment ensures tougher material. The reinforced roller delivers higher impact resistance and extended durability.
Note: This chain must be correctly matched to your machine’s size and power output. Improper installation or selection can lead to chain failure and potential damage or injury. Always confirm compatibility and have a professional install if unsure.







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