The 3Racing light blue aluminium M4 countersink washer is a small but useful component for keeping screw heads level and secure. These washers help reduce snagging and improve the longevity of fastened joints under typical running conditions.
These countersink washers are suitable for flat mounting surfaces such as chassis plates, hinge pins and body mounts where a low profile is important. The coloured finish makes it easy to identify parts during maintenance and repairs.
Engineered for common 1/10 scale RC models, these M4 washers offer a reliable way to prevent fastener loosening in high-vibration areas. They are a simple maintenance upgrade that adds little weight while improving fit.
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