Upgrade your towing experience with the CURT anti-rattle hitch lock, designed to bring stability and security to every adventure. This innovative solution eliminates the clatter and movement common with hollow-shank accessories, ensuring a smoother, quieter ride. It's simple to use and features a 5/8" diameter pin that's designed for 2" receiver tubes. Other quality features include a watertight dust cap to prevent interal corrosion and a clear zinc finish for use in harsh weather conditions. Plus, it comes with two keys for easy operation. Whether you're hauling gear for a weekend getaway or securing your bike rack for a trail ride, the CURT anti-rattle hitch lock provides the security and quiet operation you need to focus on the journey ahead.