RK GB428MXZ4-124 Gold Pro MX Chain Head Pipe 2 Adult Zero Compression (Parallel

2 Adult Zero Compression (Parallel Black/White)

TRX 300EX/X 93-09

Features: Stainless Steel Collector

KTM 250 EXC 2003

Reactive Memory Foam (RMF): A soft and pliable material in its natural state but hardens when force is applied to it

RK GB428MXZ4-124 Gold Pro MX Chain Head Pipe 2 Adult Zero Compression (ParallelGold premium MX non sealed 428MXZ4 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