National 4 In. Oil Rubbed Bronze 1/4 In. Radius Spring Door Hinge Brand_Pentair Ideal for tough applications and

Ideal for tough applications and provide up to 10X life vs

Fits all standard doors 1-3/4'

star flat head masonry screw

Sometimes called a Street sixteenth bend

visual pac

National 4 In. Oil Rubbed Bronze 1/4 In. Radius Spring Door Hinge Brand_Pentair Ideal for tough applications andCatalog model No. V521 series. Cold rolled steel. Designed for hanging self closing doors in basements, stairways, garages, and entrances. Can be used in residential, commercial, and apartment buildings. Hinge is UL approved for fire doors. Closing speed is adjustable. Fits standard hinge cutout. 1 4' radius, round corner automatic door closing spring hinge.