Description

McKinney® MacPro MPB99 – 4.5″ Heavy Ball Bearing Hinge

The McKinney MacPro MPB99 Heavy Ball Bearing Hinge is a contractor-grade, heavy weight full mortise hinge designed for extra-heavy and high-frequency doors. Built with a five-knuckle ball bearing design, this hinge delivers smooth, reliable operation and is required for doors with closing devices. It offers extraordinary value for projects requiring large quantities of durable, high-performance hinges.

Features

• Heavy weight full mortise hinge with five knuckles
• Ball bearing design for smooth, long-lasting operation
• For use on all extra-heavy and/or high-frequency doors
• Required for doors with closing devices
• NRP (Non-Removable Pin) option available for added security
• Square corner with template hole pattern for easy alignment
• Contractor-grade construction offering extraordinary value
• Non-handed for versatile installation
• NFPA 80 Compliant
• Conforms to ANSI/BHMA Standards: A156.1, A156.7
• ANSI Cross Reference: A5111

Benefits

• Smooth performance for demanding, high-traffic applications
• NRP option prevents hinge pin removal when the door is closed, improving security
• Ideal for large projects requiring reliable, heavy-duty hinges
• Meets industry standards for safety, durability, and performance

Specifications

• Hinge Type: Full Mortise
• Knuckles: Five
• Size: 4-1/2″ x 4-1/2″
• Base Material: Stainless Steel
• Weight: Heavy
• Corner Shape: Square
• Handing: Non-handed
• Bearing Type: Ball Bearing
• Gauge: 0.180
• Description: MacPro® Heavy Weight Full Mortise Five Knuckle Hinge

Applications

This hinge is ideal for extra-heavy doors, high-traffic doors, and doors with closers in commercial, institutional, and industrial spaces. In particular, the NRP option is recommended for security-sensitive areas where hinge pin removal must be prevented.