Sures RV Trailer Lock Set — adjustable, highly visible lock set that increases trailer security and fits 1-7/8", 2" and 2-5/16" couplers. Key benefits Maximized security: Reduces the risk of unauthorized towing by locking the trailer coupler in place and making theft more difficult. Easy, precise adjustment: The built-in adjustable ratchet (Sures) lets you achieve a secure fit quickly and accurately for different coupler sizes. Wide compatibility: Designed to work with 1-7/8", 2" and 2-5/16" hitch couplers, offering one lock set that covers the most common RV and trailer connections. High visibility for deterrence: Bright colors increase visibility so others can immediately see the lock — a simple visual deterrent in addition to mechanical protection. Portable and convenient: Lightweight design makes the lock set easy to carry and store, so you can keep it with you for every trip. Features and functions Adjustable ratchet mechanism (Sures) for quick, secure tightening and a snug fit across different coupler sizes. Compatible sizes explicitly: 1-7/8", 2", and 2-5/16" — no adapters required for standard RV and trailer couplers. Designed to prevent unauthorized hitching and towing, combining a physical lock with visual deterrence. Lightweight construction for easy transport and on-the-go use. Practical use scenarios Campsite or overnight parking: Lock the coupler when your RV or trailer is parked at a campground or rest area to reduce the chance of theft while you sleep or leave the site. Long-term storage: Use the lock when storing your trailer in a lot or driveway to add a visible, mechanical deterrent during periods of non-use. Quick stops and roadside breaks: Keep the lock on hand for short stops to add immediate protection while you run errands or take breaks on long trips. What to expect A single, portable lock set that adapts to the most common trailer couplers. Simple installation using the adjustable ratchet for a secure fit. Improved theft deterrence through both mechanical locking and high-visibility color. Compatibility reminder Fits 1-7/8", 2" and 2-5/16" couplers — intended for RV and trailer applications matching those sizes. Sures RV Trailer Lock Set provides a practical, easy-to-use solution to increase trailer security, improve visibility, and simplify protection across multiple coupler sizes.