Passage Latch with 1/4" x 3-1/2" Spindle that works with the Lever handles.
 
The latch includes face & strike plates with screws and a spindle. Hub Diameter: 5/16 inch (8mm)
Latch Diameter: 7/8 inch (22mm)
Backset: 2-3/8 inch (60mm)
Overall Length: 3-1/8 inch (without faceplate)
Center-To-Center Screw Holes 1-5/8 inch (42mm) Spring Latch Faceplate: Polished Brass

Priced and sold each