Simplex 800-26D
Adapter plate for 900 series Simplex pushbutton lock.
Allows install a 919 series on a thinner door.
Supplied in painted aluminum finish.
Simplex 74125-26D-01
Center plate & barrel assembly with five black metal buttons for models. (1-3/4" thick doors) (9040000,9100000,9190000,9380000,9290000) (Old Model 200)...
Replacement part - Extended inside lever kit only - some disassembly required to install. For US26D Brushed Chrome finish locks. 74437-26D More Specifications (PDF File)