Bommer BB5000-450 4.5" x 4.5" Steel Ball Bearing Hinge Standard Weight, Full Mortise
Bommer BB5000-450 is a 5 knuckle steel ball-bearing hinge that 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|
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