Proven Industries 651 Latch Pin Lock - 1/4" Pin Diameter | Stainless steel construction, fits most coupler styles, includes 2 keys, USA-made.

MAXIMUM THEFT DETERRENCE. Safeguard your trailer, camper, or boat whenever parked or stored with a robust and reliable latch pin lock. A precision stainless steel pin paired with a secure key mechanism work together to help prevent unauthorized access, keeping your valuable gear safe and protected.

UNIVERSAL COMPATIBILITY. Enjoy a lock designed to fit most latch-style trailer couplers for confident, hassle-free use across your equipment. The carefully engineered pin and span create a tight, secure connection that reduces movement and discourages forced removal for reliable protection.

PICK-RESISTANT PEACE OF MIND. Rely on a secure key profile and advanced internal mechanism that defends against picking, duplication, and tampering. Tight tolerances and reliable engagement keep the coupler locked when you walk away, delivering confidence whether on the road or at home.

WEATHER-READY STAINLESS BUILD. Count on corrosion-resistant stainless steel that stands up to rain, road spray, and temperature swings for long service life. Durable materials and precise machining help maintain smooth locking action while resisting rust and wear in demanding environments.

MADE IN THE USA CRAFTSMANSHIP. Choose a lock built with premium materials and attention to detail for dependable trailer security. Domestic manufacturing and quality-focused engineering deliver consistent performance you can trust, supporting long-term protection with expert workmanship.