Bommer BB5004-450-652 4.5" x 4.5" Steel Ball Bearing Hinge Full Mortise Heavy Weight

Bommer BB5004-450-652 4.5" x 4.5" Steel Ball Bearing Hinge, Satin Chromium Plated
Bommer BB5004-450-652 Heavy Weight Full Mortise Ball Bearing hinge has a 5 Knuckle construction and comes in Satin Chromium Plated finish. Bommer BB5004-450-652 Ball Bearings are hardened steel raceways and balls with steel pin. The BB5004-450 are recommended for heavy weight door with high frequency of use.