Commercial Grade Single Acting Spring Hinges are .134 thickness, use for 1 3/4" thick doors. Hinges have Square Corners, 4.5" x 4.5" Made of Steel with Steel components. Approved for UL Fire Rated Door Openings for single doors up to 3/0 x 7/0. Furnished standard with All wood screws (1-1/4" x 12 FPHW) and All machine screws (1/2" 12-24 FPHM) - ANSI K8107AF

• For automatically self closing doors, Single Acting Spring Hinge .134 Thickness for 1-3/4" Thick Doors. Full Mortise, Steel with Prime Painted Finish
• Use 3 Spring Hinges per door for doors weighing up to 150 lbs
• Approved for UL Fire Rated Door Openings up to 3/0 x 7/0
• Adjustable Spring Tension
• Furnished standard with All wood screws and All machine screws. Made in USA

For automatically self closing doors, Single Acting Spring Hinge .134 Thickness for 1-3/4" Thick Doors. Full Mortise, Steel with Prime Painted FinishHager Companies