| Features: - UL LISTED FOR FIRE DOOR APPLICATIONS - NON-HANDED - STEEL MATERIAL - DESIGNED TO FIT STANDARD HINGE PREPARATION OF DOOR AND FRAME MANUFACTURERS LISTED - SELF LUBRICATING BEARINGS - EASILY ADJUSTABLE SPRING TENSION - PIVOT POINT ALIGNS WITH RESIDENTIAL BUTT HINGES GAUGE .085 TO .109 Door/frame manufacturer: Acorn Hinge size: 4" x 4" Corners: 5/8" x 5/8" Gauge: .096 8 Holes Wood screws: 10" x 3/4" Machine screws: 10 - 24" x 1/2" ANSI K81071F |