Hold power plugs into their receptables firmly, without wobble. Pigtail plug safety shim slides onto the power plug and holds it in place, ensuring the power connection between the truck and trailer is held intact during travel. Keeping the lights on, and helping the driver remain safe and seen. Also prevents plug prongs from wear. Poly-blend material is resistant to UV rays, corrosives and extreme cold up to 25-degrees below zero.
Sold as a pair.