Coupler lock for lever style trailer couplers requiring a 7/8" to 1" 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: 1/4"
Product Features:- Double nickel chrome plate
- Patented, pick-proof screw and lock security
- Flush locking design
- Made in the USA