ABH A270HD Full Mortise Aluminum Continuous Gear Hinges

Overview

• BHMA Grade 1
• Full Concealed, Heavy Duty
• No Door Inset, Flush Mount
• For use on 2" thick door
• 48" door width maximum
• 450 lbs. door weight maximum
• Average weight per unit = 11 lbs
• "LL" model for doors up to 1,000 lbs (lead-lined staggered hole pattern)
  
  
• Fasteners:
  12-24 X 3/4" undercut self drilling, thread forming tek machine screws
  
  
• Standard Lengths:
  79", 83", 85", 95" and 120" + Custom Sizes Available (call us for custom sizes)
  
  
• Fire Rating
  • Approved for use on metal swinging type fire doors rated up to and including 90 minutes (call us for 3 hour rating)
  • Approved for use on wood swinging type fire doors rated up to and including 60 minutes (call us for 90 minute rating)