Amesbury Truth non-keyed sliding patio door handleset, model 40.90 with round/arched top.

This style of handle has 4 functions:

1. Non-Keyed
2. Keyed (Centered)
3. Keyed (Off Set)
4. Dummy
   
   Function: Non-Keyed
   Plate Style: Arch Top
   Plate Width: 1 inch (25.4mm)
   Plate Length: 10 inch ( 254mm)
   Screw Hole Spacing: 3-15/16 inch (100mm)
   
   2X #8-32 PHILLIPS OVAL HEAD MACHINE SCREWS (1.75, 2.125, AND 2.50 LENGTH SCREWS ARE PROVIDED IN THE KIT TO FIT STILE THICKNESS RANGING FROM 1.25 TO 2.25).