◇ Concealed mount
◇ Heavy duty
◇ Slim line channel designed for aluminum store front doors
◇ Stop and hold-open functions available
◇ Single or double acting doors
◇ Non-handed
◇For Interior or exterior use on frequent traffic and heavy weight doors
◇ Degree of opening is field-adjustable after installation from 85° to 110°(5° increments)
◇ Shock absorbing spring provides 3° to 5° cushion before dead-stop
◇ 1-¾" minimum door thickness
◇ Average weight per unit = 5 lbs.