Trailer hitch lock kit secures 2-5/16 in (58.7 mm) couplers to deter theft and keep your trailer, RV, or boat where you left it. Built for quick tool-free setup, this heavy-duty trailer ball lock uses an impact-resistant aluminum alloy body with a pry-resistant core, plus an added padlock for layered protection. Weather-ready surface coating helps resist rust and corrosion for dependable use in rain, sun, and snow.

Secure your trailer coupler in seconds before storage, parking, or travel stops. This coupler lock combination set is designed for stable fit and smooth operation, helping reduce the risk of opportunistic theft at campgrounds, marinas, driveways, and job sites. Confirm your coupler size (2-5/16 in) before ordering for the right match. Grab yours today and tow, park, and store with added confidence.