Today, we're going to be taking a look at the Curt Trailer Hitch Receiver and Coupler Lock Set for 2" or 2 5/16" balls, part number C23088. It's also available for 1 7/8" or 2" balls, part number C23086. This kit comes with everything you need to secure your trailer, whether it's coupled or uncoupled. We have our latch lock, our hitch lock, and our coupler lock. All three are keyed alike, so you… see more >