A home owner from ft lauderdale says:
September 5, 2015
3 of 4 locks are broken. Looking for replacement s.
Dave from SWISCO responded:
September 9, 2015
Thanks for posting with images! We do carry a flush bolt, 79-096. The mounting holes measure 5-1/4" on centers. You might need to remove yours from the door to get a good look to compare it and see if it will work as a replacement.