This ball hitch lock features a universal design, fitting 2-5/16 in couplers. Built with a sturdy carbon steel body and a zinc alloy lock core, it withstands impact and prying, ensuring reliable security. The powder coating surface ensures rust and corrosion resistance, withstanding harsh outdoor conditions while maintaining a long-lasting finish. Our lock includes keys, so you can lock or unlock quickly without tools. It is an ideal choice for trailers, RVs, off-road vehicles, and yachts. | Vevor | | Trailer Hitch Lock, Compatible with 2-5/16 in Couplers, Heavy-Duty Anti-Theft Trailer Ball Lock with 3 Keys | Black, silver | Black/silver | Best Buy