Universal Trailer Hitch Ball Cover with Knob Waterproof Dustproof 50mm ID Silver Tone for Car Truck RV Boat

The towing ball cover function is to protect the tow bar ball. Suitable for most vehicle's trailer hitch balls. The size of this product is suitable for 50mm trailer tow ball. Please ensure the size of your trailer tow ball. It quickly and easily installs onto your trailer ball, no tools or hardware required. Feature: Made of plastic material, waterproof, dustproof, oilproof, etc. Trailer hitch ball cover suitable for most car, truck, RV, boat. Our trailer hitch balls cap can sits firmly on the ball head, with a knob to prevent loosening and falling. It is a good choice for you to replace your old or broken one. Easy to install, simple press it onto the ball and you're done.No tools or hardware required. Specification: Material: Plastic, Color: Silver Tone, Dimension: 50x60x68mm/1.97"x2.36"x2.68" (ID*OD*H), Note: Make sure this is the correct application type of towing ball cover before placing order. Please allow 1-2cm error due to manual measurement. Package Included: 1 x Trailer Hitch Ball Cover