Schlage Orbit F51A Entry Knob
- Compatible with 1-3/8 in. to 1-3/4 in. doors
- Metal construction
- Satin chrome finish
- Outside is always locked with entry permitted only by key
- Includes hardware and 2 keys
- UL listed for up to a 3-hour fire door
- ANSI Grade 2 designation
- UL Listed up to 3-hour fire door
- All Metal Chassis for Strength and Durability
- Backset is 2 3/4 inches
- Adjusts for 1 3/8" to 1 7/8" door thickness