Cal Royal HD662S US32D HEAVY DUTY, SURFACE OVERHEAD D

Application Interior or exterior doors Doors are single acting Non-handed Recommended for high traffic, heavy abuse installations Features Heavy duty surface Slide track design Heavy shock absorber spring provides 5–7° compression before deadstop Stop or hold-open function Complete screw packet with thru-bolts for door, wood screws, and machine screws for frame Durable slider cam 110° maximum opening 1 3/4" minimum door thickness 1 3/16" square channel Compliance ANSI A156.8 UL Listed as STOP function