McKinney MPB68-5x4-1/2 Full Mortise MacPro Standard Weight Ball Bearing Hinge, Five Knuckle, 5" x 4-1/2", Square Corner

The McKinney MPB68 is a full mortise, five knuckle ball bearing hinge built for reliable performance on standard weight, medium frequency doors. Measuring 5" x 4-1/2" with a square corner design, this MacPro series hinge uses concealed ball bearings to carry the door's weight smoothly and reduce wear over years of use. Constructed from steel for interior applications, it delivers dependable operation in commercial settings such as offices, schools, and institutional buildings. With its clean profile and proven McKinney engineering, the MPB68 offers a practical, long-lasting hinge solution for architects, contractors, and facility managers alike.

Features

• Full mortise design for standard weight, medium frequency door applications.
• Five knuckle configuration with two concealed ball bearings for smooth, quiet operation.
• 5" x 4-1/2" size with square corners for standard hinge preparation.
• Steel construction suited for interior installations.
• Non-rising loose pin allows for easy door installation and removal.