RK 520 MXU Narrow X-Ring Motocross / Enduro Racing Drive Chain Gold 520MXUGB 120 (ZJ)

One of the lightest Sealed-Ring enduro/motocross chain available on the market today. Made for the professional enduro/motocross racers, Next generation of enduro/motocross racing chains featuring RK’s only technology of Ultra Thin Seal, U-Rings or UW-Rings.
Features UW-Ring which extremely improves the chain life and lower friction, providing high performance under enduro races especially muddy condition.