Self Closing Grade 1 Spring Hinges, automatic door closure, 2 Hinges per pack
Includes matching Wood Screws
Adjust tension with included Hex Wrench and Tension Rod
Hinges are 4" x 4" with 5/8" Radius Corners, Fits Door Thickness 1-3/4" Thick - Hinge Thickness 2.7 mm
UL Listed for positive pressure fire test