METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock for Latch-Type Coupler, Black Trailer Pin Lock for Towing Trailer RV Car Boat Truck (1 Pack)

[Package Include] One lock pin ( 1/4"" diameter&3-1/2 span) + one lock head( 361°rotating design& water proof rubber cap) + two tubular keys ( one for standby).. [Security Guarantee] Made of heavy-duty steel, our trailer hitch is durably and strong. Its reinforced zinc alloy tubular lock core and stronger tubular keys improve the security.. [Push-to-lock Design] Our trailer coupler lock is designed for easy operation. With the push-to-lock design, you can easily push to lock it without using key. To open it, just turn the key a little bit and the pin will pop out by itself.. [Rust Protection& Durability] The electrophoretic paint on the surface of trailer pin lock with the addition of its watertight rubber cap, keep rust at bay even the lock always get soaked on any journey over wet or snowy roads, and keep the keyhole away from water and dirt.. [Heavy Duty Trailer Coupler Lock]This trailer coupler lock is 1/4 inch diameter with 3-1/2 inch effective length - convenient for you to carry, available to put in your pocket, bag or vehicle anywhere. It is powerful enough for long-term hauling and full protection, allowing you enjoy your towing journey with security insurance.