The RK chain factory has made a running production upgrade with the "RX-Ring" seal design. Viewed in cross-section, the RK "RX-Ring" has two lubrication pools and seal points versus the single seal point/pool design of a reg...
The RK chain factory has made a running production upgrade with the "RX-Ring" seal design. Viewed in cross-section, the RK "RX-Ring" has two lubrication pools and seal points versus the single seal point/pool design of a regular O-ring chain.