LiftMaster 3100Z Adjustable Roller Bearing Hinges

Adjustable Roller Bearing Hinges for Heavy-Duty Gates

The LiftMaster 3100Z Hinges are standard-duty adjustable roller cage bearing hinges engineered for flat-mounted gate installations. Built with a corrosion-protected zinc finish, these hinges provide smooth, consistent movement and long-term reliability for both residential and commercial swing gates. Each pair supports heavy gates with precision weight distribution and minimal friction for dependable performance.

Key Features

• Durable roller cage bearing design for smooth, controlled gate movement
• Zinc-plated corrosion-resistant finish for extended service life
• Distributes gate weight evenly to reduce wear on posts and mounting hardware
• Provides five times the bearing surface of standard hinges
• Easy lubrication through built-in grease (zerk) fittings
• Adjustable design allows for precise gate alignment

Technical Specifications

• Model: 3100Z
• Type: Adjustable roller cage bearing hinge, flat mount
• Mounting: Both sides, flat mount configuration
• Material Finish: Zinc-plated (corrosion protected)
• Maximum Gate Weight: Up to 1,000 lbs per pair
• Dimensions: 3 3/8 in width × 2 15/16–3 3/16 in height
• Configuration: Sold in pairs (2 hinges per box)
• Application: Swing gates for residential, commercial, or light-industrial use

Conclusion

The LiftMaster 3100Z Hinges combine precision engineering and corrosion protection to deliver lasting durability and quiet, stable gate performance. Designed for ease of installation and maintenance, they provide Elite-level reliability for professional perimeter and access control systems.