REESE Towpower universal coupler lock

This REESE Towpower universal coupler lock prevents theft and keeps your trailer secure. The bright, yellow color is highly visible and deters thieves. It features a ratchet design with six locking positions for versatility, and is designed to fit 1-7/8 In., 2 In., and 2-5/16 In. couplers. Patented design Fits Most 1-7/8", 2" and 2-5/16" Trailer Couplers Distance between lock shackle holes center to center is 4-1/2" Includes two keys