RK 520 MXU UW-Ring Gold Chain 520 Pitch x 120 Links

Ultra Thin Seal Chain for Enduro

RK 520MXU is the lightest Sealed-Ring enduro/motocross chain available in market today, 13.8g/link, only 0.1g/link heavier than RK 520MXZ4.

MXU series is the next generation of enduro/motocross racing chains featuring RK’s only technology of Ultra Thin Seal, U-Rings or UW-Rings, make possible to design a Sealed Chain with the weight of a Non-Sealed Chain. Seal Rings prevent debris to enter the chain which ensures the efficient horsepower transmission from the engine to the rear wheel throughout the chain life.

Features:

• Proprietary UW-Ring
• Tensile strength: 35.6kN
• Application : 125cc / 500cc
  
• Includes clip and rivet type master links
• Weight : 1.38Kg/100L

Main Point:

• For Enduro & Motocross
• RK U & UW Seal Ring
• Lightest off-road seal chain 
• Use by Graham Jarvis
• Use by Top MXGP teams 

This is a universal fit part; it may or may not fit without modification.

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