Prevents moisture and debris from entering the lock barrel Durable rubber construction for long-lasting performance Easy to install for a secure and weatherproof seal This gasket/seal is designed specifically for the tailgate lock barrel, ensuring a tight fit that keeps moisture, dirt, and debris out of the lock mechanism. Made from high-quality rubber, it effectively protects the internal components of the lock, extending its lifespan and maintaining proper functionality. Installing this gasket/seal will help prevent rust and corrosion, which can damage the lock barrel over time.