Master Lock Trailer Coupler Lock Set RETIRED JUL 2026 1 handle of 150mm (6)

1 handle of 150mm (6)

or crashing on the couch

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When in the course of human events it becomes necessary to invent something so truly amazing

Heavy-duty nylon construction

Master Lock Trailer Coupler Lock Set RETIRED JUL 2026 1 handle of 150mm (6)The Master Lock No. 3794DAT features a trailer coupler lock, receiver lock and trailer coupler latch lock. The trailer coupler lock fits 1 7 8in (48mm), 2in (51mm) and most 2 5 16in (59mm) couplers. The receiver lock includes the Push to Lock locking mechanism, easily used by pushing the lock body firmly onto the pin and removing the key. The Weather Toughseal and water tight cap provides additional protection from moisture and dirt. The coupler latch