RK GB420MXZ4-112 Gold Pro MX Chain Wrenches Barcode: 8059347021386

Barcode: 8059347021386

At the heart of the design

50 SXS 11-12

- KTM XC-W 250 2025 2026

perfect for riding and everyday wear

RK GB420MXZ4-112 Gold Pro MX Chain Wrenches Barcode: 8059347021386Gold 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