Model HDD – Heavy Duty Dock Door

  • Application - Ideal for distribution, commercial, and manufacturing applications
  • Reliable and consistent door operation and impact release performance; no guide gap maintenance required
  • Suitable for applications up to 10 feet wide and 12 feet high
  • 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