1.PRACTICAL TRAILER COUPLER LOCK - Mini trailer tongue lock is 1/4 inch diameter with 7/8 inch effective length - convenient for you to carry, available to put in your pocket, bag or vehicle anywhere. NOTICE: Please pay attention to the applicable types of coupler on the details page.
2.PUSH-TO-LOCK DESIGN - Upgraded trailer coupler lock is designed for easy operation. With the push-to-lock design, you can easily push to lock it without using key. Just turn the key a little bit and the pin will pop out by itself.
3. DURABILITY & RUST PROTECTION - Made of heavy-duty steel, this trailer tongue lock is durably and strong. The electrophoretic paint on the surface of the coupler 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.