Cconnecting link for RK 420MXZ chains.
Clip type connecting link.
420 MXZ Connecting link.
These lightweight gold racing chains were developed using the same advanced alloy materials and manufacturing technology as 520MXZ4.
Both 420 and 428MXZ racing chains are the lightest and strongest in their class, giving you the best value-performance rating of any motocross racing chain in the world today.