I've lost one set of my keys to the MH. Along with other keys, it has the two keys to the door and an ignition key. I'm not out of business since I have another full set. But, I've got to have a backu...
When I needed spare keys for my Winnebago, no locksmith had the Trimark blanks. I finally located a code on the key and with the Trimark website found the part number for the proper blank. I ordered the blanks on ebay and had a local locksmith cut them.