Hager BB1279 Full Mortise Ball Bearing Hinge, Standard Weight, 4-1/2 x 4-1/2 in, Steel, 5 Knuckle, Satin Chrome BB1279 4-1/2X4-1/2 26D ETM-8

This is a full mortise ball bearing hinge built to carry electrical wiring through the hinge knuckle. It mounts between the door and frame at openings with electrified hardware such as electric locks and strikes. The steel hinge is standard weight with a 5 knuckle design. Part BB1279 4-1/2X4-1/2 26D ETM-8 is the Standard Weight, 4-1/2 x 4-1/2 in, Steel, 5 Knuckle, 8-Wires, Monitor version in Satin Chrome.

• Standard Weight
• 4-1/2 x 4-1/2 in
• Steel
• 5 Knuckle
• 8-Wires
• Monitor
• Finish 26D Satin Chrome
• Fire rated: 3 Hours {A}
• Part number BB1279 4-1/2X4-1/2 26D ETM-8