These super tough Gold chains are strong enough to take the punishment of any bike up to 500cc.
Made for the serious Motocross racer, who values every ounce of performance over system life.
GB520MXZ4 chains feature Chromoly steel construction with seamless rollers and bushings, and oversized special alloy pins for added strength. All components are heat-treated using RK's exclusive HIT (Heat Induction Transfer) process.
8,000 pound tensile. Ideal for professional level 125cc to 500cc Open Class racing.