This chain is supplied with a clip style joining ring which is for offroad use only. This chain should not be used on road bikes.
GOLD chain
RK 520XRE features the unique RK XW-Ring sealing system, which has two lubrication pools and three contact lips: A triple barriered structure to further seal the lubrication and prevent debris entering the chain.
The durability of 520XRE has been dramatically improved from 520XSO2.
Designed with cutting edge technology from international on-road & off-road racing