Function: The towing ball cover can protect your trailer hitch ball when it is not hitched up to a trailer. keeping it shielded from exposure to harsh.
Good Quality: Made of rubber material, waterproof, dustproof, oilproof, etc.
Application: This trailer ball cover is for 50mm diameter trailer hitch ball. Suitable for most car, truck, RV, boat. Please ensure the size of your trailer tow ball before ordering.
Easy to install: Simply press it onto the ball and you're done.No tools or hardware required.