McKinney MPB79 4-1/2x4 26D MacPro Full Mortise Hinge, 5-Knuckle, Standard Weight, 4-1/2" x 4", Square Corner, Satin Chrome Finish

McKinney MPB79 MacPro Full Mortise Hinge — 4-1/2" x 4", 5-Knuckle, Satin Chrome

The McKinney MPB79 is a full mortise hinge from the MacPro Series, engineered for commercial interior door applications where reliability and clean aesthetics are required. The 5-knuckle design provides smooth, consistent operation while the full mortise configuration ensures a flush, professional installation on both the door and frame.

With a 4-1/2" x 4" leaf size and square corners, the MPB79 meets standard commercial door prep requirements and is compatible with most hollow metal and wood door frames.

Key Features

• Full mortise design — mortised into both door edge and frame for a flush, secure fit
• 5-knuckle construction — smooth operation and clean appearance
• Standard weight — suitable for interior commercial doors up to standard weight specifications
• Square corner leaves — compatible with standard commercial door prep
• Non-removable pin option available for added security
• Satin chrome finish (26D) — corrosion resistant and easy to maintain
• Sold individually — order quantity based on door height and weight requirements

Specifications

• Model: MPB79
• Series: MacPro
• Type: Full Mortise
• Knuckles: 5
• Size: 4-1/2" x 4"
• Corner: Square
• Weight Class: Standard Weight
• Finish: 26D — Satin Chrome
• Application: Commercial interior doors

Hinge Quantity Guide

• Doors up to 60" tall — 2 hinges
• Doors 60"–90" tall — 3 hinges
• Doors 90"–120" tall — 4 hinges
• Add 1 hinge per 30" over 120"