RK's BB219KRO (Blue) chain made a sensational debut in 1988 as “RK Blue”. BB219KRO has been the Champions’ choice in the highest categories around the world. The latest technology is used in every component in these chains.
Chains wear out, but proper care, maintenance and adjustment will extend its lifespan.
We recommend that you check your chain for elongation and adjustment before each race/practice.
Use only cleaning solutions and lubricants specified for chains. Do not use gasoline other chemicals for cleaning chains as it may damage the chain, particularly the O-ring (seal) and shorten its lifespan. See our range of Chain Maintenance products >