TNR Model HDD

Heavy Duty Dock Doors

Applications: ideal for distribution, commercial and manufacturing applications

• Reliable and consistent door operation and impact release performance. No guide gap maintenance required.
• In-board spring assembly with 25,000 cycle rating
• Sleek profile with easy installation, reduced clearances, and minimal maintenance.
• Manual Chain Hoist, 4.5:1 – fast and easy operation.

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