These 3Racing 3RAC-NF40/GO 4mm aluminium flanged lock nuts combine a tidy appearance with practical fastening function. The gold finish highlights upgraded hardware while the lightweight aluminium construction keeps unnecessary mass off the build. They are suited to both road and light off-road applications.
The flanged base increases bearing area to help maintain clamp force under vibration. The aluminium alloy offers a sensible mix of strength and weight savings, and the gold coating reduces visible corrosion on exposed parts.
These nuts make a convenient spare when tuning or repairing models at the track. They fit standard 4mm fittings and are simple to use with common nut drivers in a pit kit.
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