GB520ZXWx120 RK Gold Premium X-Ring
New Generation Hyper Performance RK-XW Sealed Chain
RKs flagship model.
The ZXW Series were developed to meet the spec of the latest models of
extreme superbikes and hyperbikes.
XW-Ring seals which have 2 lubrication pools and 3 contact lips, a
triple barrier structure to further seal the lubrication and prevent
debris to enter the chain. No other chain currently on the market has
these features.
Designed to be the strongest, long-lasting premium quality XW-Ring
equipped chain available on the todays market, with the highest tensile
strength of RK series and high rigidity for instant response on
acceleration.
Hypersport
General Street Use
Road Racing Use
RK currently has five types of sealed-ring chains and each has its own
features and benefits.
After several years of development,RK produced the XW seals which
drastically improved the chain life and performance.
As racing expanded into several different genres, RK added the ultra
thin U-Ring and UW-Ring.
Each seal is specifically designed for a particular use to provide the
ultimate in rotating efficiency while providing longer wearlife.
