Traco Mortise lock and keeper for sliding patio door (large housing).

Requires a mortise installation.
Includes anti-lift protection.
Hook is steel plated and mounted in an anti-friction pivot.
This design is used by several door manufacturers including Traco.

Overall Depth: 1-11/16 inch
Backset: 1-5/16 inches
Hole Center: 3-7/8 inch
Keyway: 45 Degree
Material: Aluminum

Priced and sold each.