This CRL Reinforcement Backing Plate is designed to support Heavy Weight BB20, BB25, BB50, BB55, BB60, and BB65 Style 4-1/2" (114 mm) Ball Bearing Butt Hinges when mounted to storefront tubes. They are non-handed, and made of heavy gauge, plated steel. Plates are tapped for standard 12-24 machine screws to mount the Plate to the frame or door.
Used with BB20, BB25, BB50, BB55, BB60,and BB65 Style Heavy Weight Butt Hinges | Used to Mount Door Hinges to Storefront Tubes | Non-Handed, Can Be Used for Both Door and Frame Reinforcement | For Heavy Weight 4-1/2" (114 mm) Butt Hinges