I am looking for replacement Or substitute for imperial USA door handle for my patio door. The length between installation holes is 4 inches
Bob from SWISCO responded:
June 23, 2020
For a new handle set, see our 82-030. If you need a new mortise lock as well, it's difficult to say what would work without seeing the original, but carefully go over the 82-265 and 82-260 and see if one of these might work for you.