Today we're going to show you part number 7683. This is the trailer hitch receiver lock from DeadBolt. This is what you get with the part number: the lock and two sets of keys. You notice on the keys there's a number on there. Write these numbers down so if you need to replace these you know what to replace them with. Lock has a chrome finish, has a textured end of you can get a good grip on it… see more >