4mm Heat Shrink Sleeve — Black (1 Meter)

This 4mm black heat shrink tubing is an essential bench supply for FPV drone builders, designed to insulate and protect electrical joints. With its 4mm pre-shrink diameter, it is appropriately sized for standard 14AWG to 18AWG silicone wire runs, making it ideal for covering motor wire extensions, bullet connectors, or repairing small wire abrasions on your quadcopter.

Key features

• Protects solder joints against electrical shorts and mechanical stress.

• Sized optimally for 14-18AWG wiring and standard ESC-to-motor connections.

• Flexible polyolefin construction maintains wire pliability for easy routing through carbon frames.

• Requires a standard heat gun or lighter to activate and conform tightly to underlying components.

Specifications

• Diameter (pre-shrink): 4 mm

• Length: 1 metre

• Colour: Black