Round face sliding door mortise lock with 3-11/16" hole centers. Steel. 45 degree cam. Our most common single point mortise lock. Used on Amesbury door handles, Sash Controls, PGT, Silverline and many others. 32461 Mortise lock.
We recommend the Stainless steel for this mortise lock. Model # 16-397SS
FYI: If you need the 2 small attaching screws, please order part 16-363-45 instead.