The TowSmartA(R) Barrel Style Hitch Pin Receiver Lock protects your boats, campers, trailers, equipment, and other valuable assets from theft. It easily secures your ball mount or hitch accessories to the receiver hitch. Just insert the pin into the fastener hole once the ball mount or hitch accessory is positioned in the receiver hitch. The hitch pin has a sleeved design that fits 1/2" and 5/8" receivers. Includes weather-resistant dust caps that protect the locking mechanism from moisture and dirt buildup, and 2 keys. Protects your boats, campers, trailers, and equipment from theft Secures your ball mount or hitch accessories to the receiver hitch 1/2" diam. pin with sleeve Sleeved design that fits 1/2" and 5/8" receivers Includes weather-resistant dust caps and 2 keys Provides a tight and secure fit Made of corrosion-resistant materials Not recommended to remain on vehicles for an extended period of time Order today!