Hinges are .134 thickness, For doors 1-3/4" thick, Two ball bearings per hinge, 5 Knuckle
Steel plated hinge with Steel pin, Non-rising removable pin with button tip and plug
For Use with Doors with Normal usage, doors with closers, including UL Fire Rated Door Openings
Standard Weight, Commercial Grade, Template Hinges with 1/4" Radius Corners, 4.5" x 4.0"
Non-Removable Pin (NRP) for Medium Security for Outswinging doors. Made in USA