These 10 light blue anodized 4mm lock nuts are made for secure fastening across many hobby assemblies. They combine reduced weight with reliable clamp performance for everyday RC use.
Suitable for common mounting points and accessory hardware, the 4mm size makes them versatile for upgrades and maintenance tasks where a tidy finish is desired.
Aluminum provides a balance of corrosion resistance and lightness that helps preserve overall vehicle performance while delivering dependable fastening when installed correctly.