<p><b>Ball Bearing Five Knuckle Architectural Grade Hinge with Button Tips, Heavy Weight Steel Full Mortis, 4-1/2 In. by 4-1/2 In. Non-Removable Pin Bright Chromium</b></p><p>Architectural grade ball bearing five knuckle hinge with button tips</p><p>Both the 5000 and 8000 series hinges are available in a wide variety of sizes, weights, types and 20 Architectural finishes.</p>