Coupler lock for lever style trailer couplers requiring a 3.375 in. span. Locks trailer to hitch ball when in use. Helps prevent attaching to an unattended trailer. Coupler Lock with housing and knob cones for flush locking design. Pin Diameter: 0.25 in., Inside Width: 3.375 in., Overall Length: 7.00 in..
- Double nickel chrome plate
- Patented, pick-proof screw and lock security
- Flush locking design
- Made in the USA