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Cal-Royal CON774H Medium Duty Concealed Overhead Door Holder with Hold-Open, Size-4

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Features

  • Medium duty concealed, Slide track design.
  • Degree of opening is fully adjustable and can be adapted to changing needs.
  • Heavy shock absorber spring provides.
  • 5-7 compression before deadstop.
  • Stop or hold-open function.
  • Complete screw packet with thru-bolts for door, wood and machine screws for frame.
  • Durable slider cam.
  • 110 maximum opening.
  • 1-3/4" minimum door thickness.

Applications

  • Interior or exterior doors.
  • Single or double acting.
  • Non-handed
  • Recommended for high traffic, heavy abuse installations.