Hinge BB1173 4 1/2 NRP USP Half Surface
For use on regular weight hollow metal or wood composite doors with hollow metal frames requiring medium frequency service.
- Half Surface hinges have one leaf applied to the surface (face) of the door and the other leaf mortised in the jamb
- Used when conditions prevent the door leaf from being mortised (i.e. kalamein or mineral core door)
- Five Knuckle with button tip and plug
- Two ball bearings
- Template Hole Pattern
- Supplied with Removable Pin (SRP) as standard
