Designed for motocross racer, lighter weight but stronger chain compare to Heavy Duty Chain.non-sealed chainExcellent quality and cost performance for motocross racers 50-150cc."
"8800
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...
Premium Replacement for 428 Genuine ChainRK GB428XSO is the best replacement for 428 Non-Sealed OE Chain, featuring XW-Ring that drastically improve the chain life, together with Plating Gold on both Outer and Inner...