Reese, Adustable Coupler Lock

The REESE Towpower universal coupler lock prevents theft and keeps your trailer secure. The bright, yellow color is highly visible and deters thieves. It will work on standard, straight, rolled, Bulldog and surge brake couplers. Pick proof key Unique patent pending design Designed to fit 1-7/8, 2 and 2-5/16 in couplers