• Prevents Theft & Unhitching: Locks the coupler latch closed, ensuring your trailer can’t be detached or moved without your permission.
• Heavy-Duty Steel Construction: Resists cutting and prying, giving you unmatched security and peace of mind.
• Corrosion-Resistant Coating: Designed to withstand rain, snow, and road grime while maintaining smooth operation.
• Smooth Key Mechanism: Precision-fit lock core offers consistent, dependable performance through years of use.
• Universal Compatibility: Fits most standard 1-7/8″, 2″ and 2-5/16″ trailer couplers, providing simple, reliable protection for nearly any trailer type.
• Includes: 2 keys and a protective dust cover, keeping out water and debris.

Keep your trailer secure wherever your adventure takes you with the Fastway® Coupler Latch Lock. Engineered for strength, simplicity, and reliability, this compact lock prevents the coupler latch from opening—protecting your trailer from theft or accidental unhitching. Built from hardened steel and finished with a durable, corrosion-resistant coating, it stands up to rain, dirt, and road salt for years of dependable use. The precision key core ensures smooth, consistent locking every time, while its universal fit makes it compatible with most standard trailer couplers. Whether you’re towing cross-country or parking at home, the Fastway® Coupler Latch Lock gives you confidence that your trailer will stay right where you left it.