RK GB420MXZ4-120 Gold Pro MX Chain Moto 4.5 ZL1000 (1987)

ZL1000 (1987)

Husaberg: FE 550

Triumph TF 250 X (2025)

acid washed vintage cap creates a standout piece featuring streaks of white

RK GB420MXZ4-120 Gold Pro MX Chain Moto 4.5 ZL1000 (1987)Gold premium MX non sealed 420MXZ4 drive chain. One of the lightest and strongest MX chains from RK. The lightest and strongest Motocross chain from RK. The MXZ4 is the next generation of motocross racing chains featuring Chromoly steel construction and seamless rollers and bushings. Made for the professional motocross racer. Features special alloy pins with RK special HCR Treatment (High Tech Chromium Carbide Layered Pins) which drastically improves