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RK's traditional round O-ring chain is a convenient blend of performance and affordability. SO's O-ring is constructed from Nitrite Butadiene to seal in lubrication and deliver smooth power with minimal seal ring drag or loss of horsepower. 520SO chains a
RK Chain
RK Chain 520SO-118L O-Ring - Natural
$86.35
Sale price
$86.35
Regular price
$95.94