Bommer BB5000-450 4.5" x 4.5" Steel Ball Bearing Hinge
The Bommer BB5000-450 is a 5 knuckle steel ball bearing hinge is full mortise and standard weight. Bommer BB5000-450 hinges have bearings that are made with hardened steel raceways and balls with steel pins. The Bommer BB5000-450 is recommended for medium weight doors with an average frequency of use.
Bommer BB5000-450 Certifications
|UL:||BHMA Certified Grade 1|