- L0180 Top Pivot
- Frame leaf mortises into header
- Door leaf mortises into top of door
- L0147 Bottom Pivot
- Bottom leaf mounts on top of finished floor
- Door leaf mortises into botton of door
- For use on 1-3/4" lead-lined doors
- Maximum door load 1,000 pounds
- Maxium door width - 48"
- UL listed for use on 3-hour fire rated doors - Standard
- Heavy duty bearings
- Stainless steel base material
- Average weight per unit = 5 lbs