Sturdy and durable material: our trailer coupler padlock is made of copper alloy, the surface of the lock will have a black coating to prevent corrosion, the part of the lock is stainless steel and will not rust, it is very strong, a very practical tool that can be applied for a long time

Easy to operate: this padlock-style trailer tongue lock is easy to install and simple to remove, and uses a simple 1/4 turn lock activation for convenient locking and unlocking as needed

Portable size: 1/4 Inch diameter tongue lock pin with effective length 3/4 Inch, small size for easy carrying, won't take much space, keeping the coupler lock in your pocket or vehicle anywhere that is fine; Note: please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin

Instructions: each one of our lock is combined with 2 keys, in case of losing, you just need to insert the key and turn the key 5 - 7 times to open, and align the pin to the key hole, turn the key 5 - 7 times to lock

Widely application: provides additional security for your camper, boat or trailer by securing the coupler on your trailer tongue, also secures trailer door latches, cargo boxes and other types of doors