Tow Ready 63249 Barrel Style Combo Lock Set with Bent Pin Limited 1 year warranty Includes 1/2" Bent Pin, and 5/8" Bent Pin with interchangeable Barrel Lock, and Keyed-Alike Brass Coupler Lock Easy Access Model Features Side Key Entry, Lock Housing Rotates 360 Degrees Keyed-Alike Solid Brass Adjustable Coupler Lock works with most straight tongue style couplers Includes 2 Keys to avoid the complication of having to keep track of different keys for every lock