Get maximum protection for your unattended trailer with this Receiver Lock and Adjustable Coupler Latch Lock Package. Both locks are pick resistant and resist rust, corrosion and clogging. Receiver Lock is a bent pin lock that fits 5/8" and 1/2" receivers. It's hardened steel shackle offers a maximum cut resistance.Adjustable Coupler Latch Lock adjusts to 5/8", 1", and 2" and is constructed of stainless-steelIncludes two keys that work both locks