RK 520SO O-Ring Chain

RK’s SO series chains, with their traditional round O-ring design, offer an affordable option for low- to mid-range CC motorcycles with factory sealed chains. 520SO chains are recommended for applications up to 400ccs and are suitable for on or off road use. The O-ring is manufactured from Nitrite Butadiene, which seals in lubrication, delivering minimal seal ring drag or loss of horsepower.

• Traditional round O-ring design is a convenient blend of performance and affordability
• Nitrite Butadiene seal seals in lubrication to deliver smooth power and minimal drag
• Clip type master link included
• Tensile strength: 6,900 lbs
• Max CC rating: 400cc (street and offroad)
• Max horsepower: 60

Specifications

Part Numbers Specification