Hager Companies Five Knuckle - Ball Bearing - Heavy Weight BB1168

ANSI A8111 - Four ball bearings - Non-rising removable pin with button tip and plug - 5" x 5" (127 mm x 127 mm) and 4-1/2" x 4-1/2" (114 mm x 114 mm) available in two different leaf sizes - For use on heavy weight doors and doors requiring high frequency service