3RACING 3RAC-N40/LB 4mm Light Blue Aluminium Lock Nuts (10)  [3RAC-N40/LB]

Reliable Aluminium Lock Nuts for RC

Improve the durability of your RC rig using 3RACING 4mm light blue aluminium lock nuts. This set of ten gives a dependable clamping solution for parts that see vibration and movement during runs.

Where These Fit Best

Ideal for common 4mm fittings, these lock nuts work across a variety of hobby setups including linkages, servo attachments and wheel hubs. The light blue finish helps keep upgrades looking matched and neat on a race or trail machine.

Performance Benefits of Aluminium

Aluminium fasteners cut down on weight while remaining strong for most hobby uses, and they resist rust for longer service in wet or humid conditions. The locking feature helps maintain tension under rough use.