RK GB420MXZ4-124 Gold Pro MX Chain TWIN AIR while the strong racing aesthetic

while the strong racing aesthetic makes it clear where your passion lies

Suzuki RM250 1991

Ducati - 748 Biposto - 2001

Barcode: 4717784501451

RK GB420MXZ4-124 Gold Pro MX Chain TWIN AIR while the strong racing aestheticGold 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