RK 420 MXZ Heavy Duty Chain

Price: $ 24.98 to $ 34.46

Made for the serious motocross racer with all components heat-treated for high performance durability
Feature chromoly steel construction with seamless rollers and bushings, and oversized alloy pins for added strength
MXZ4 is the lightest and strongest MX chain on the market with an impressive tensile strength and a weight of only 2.89 lb.
Ideal for professional level from 80cc to 500cc open class racing
Chains include clip connecting link
GB 420 MXZ - Made for the serious motocross racer
For street bikes up to 150cc and dirt bikes up to 125cc
Maximum tensile strength of 5,000 lb.
GB 428 MXZ - For street bikes up to 250cc and dirt bikes up to 125cc
Maximum tensile strength of 5,800 lb.
GB 520 MXZ4 - Works MX race chain
For 125cc to 500cc applications
Maximum tensile strength of 9,000 lb.
Wear life index of 300