MRU series features RK?s only technology of Ultra Thin Seal, U-Rings, where the thickness of seal is less than 50% of the common seal, make it possible to design a Sealed Chain with the weight of a Non-Sealed Chain.4...
Strongest Sealed chain on the Street!RK ZXW Series were developed to meet the spec of the latest models of extreme superbike 1000cc and above.RK ZXW Series are designed to be the strongest, long-lasting chain...