RK GB420MXZ4-120 Gold Pro MX Chain Rider Body Protection YFM 350 Grizzly Auto 4x4

YFM 350 Grizzly Auto 4x4 (2006-2013)

Harley Davidson XL 1200C Sportster Custom 2008

abrasion-resistant materials

Premium three-layer face foam provides excellent moisture management and a tight seal

SX65 11-22

RK GB420MXZ4-120 Gold Pro MX Chain Rider Body Protection YFM 350 Grizzly Auto 4x4Gold 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