Best Access FBB168412 4.5" x 4.5" Heavy Duty Ball Bearing Square Corner Mortise Door Hinge - Includes 1 hinge Satin Chrome D

Best Access FBB168412 4.5" x 4.5" Heavy Duty Ball Bearing Square Corner Mortise Door Hinge - Includes 1 hinge Product Features:Includes a single hinge in each orderFeatures precisely machined square cornersTested for commercial strength application, ideal for use in office buildings or warehousesFeatures a removable pin, allowing you to easily remove the door without having to uninstall hingesPackaged with 8 - 12-24 x 1/2" machine and 8 - 12 x 1-1/4" wood, flat head screws for simple, out of the box installationConstructed with 8 screw holes in an arc hole pattern arrangement for maximum mounting strengthProduct Technologies/ Benefits:Mounting Type: Mortise door hinges mount flush with the surface of your door, providing maximum strength with the least interference with door functionality. It is recommended that three hinges be used on doors up to and including 7-1/2 feet, with one additional hinge for each additional 2-1/2 feet. Be sure to check your current hinges before making a purchase.Product Specifications: : 0.18Hinge Width: 4-1/2"Hinge Height: 4-1/2"Projection: 1/8"Hinge Type: Ball BearingRemovable Pin: YesMaterial: Steel Satin Chrome