RK GB420MXZ4-126 Gold Pro MX Chain Head Pipe Swaged aluminium carriers designed to

Swaged aluminium carriers designed to spread load on the clutch basket and help reduce basket “dogging”

Compound / material: OEM style cork lined friction plates with steel driven plates

Part number: 105-600-035-001

YZ450F 14-20

with a inside circumference of 22 inches

RK GB420MXZ4-126 Gold Pro MX Chain Head Pipe Swaged aluminium carriers designed toGold 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