Master Lock Trailer Coupler Lock Set YCRF_base_layers Designed to self-clean and shed

Designed to self-clean and shed mud away from outer surface

in urban areas and beyond

5mm pin diameter fits smaller vent holes

removable and adjustable peak with two positions

Master Lock Trailer Coupler Lock Set YCRF_base_layers Designed to self-clean and shedThe 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