National 4 In. Satin Nickel 1/4 In. Radius Spring Door Hinge CLC Thick-Body offers a 1mm size

Thick-Body offers a 1mm size blade

Tank mix compatible with insect growth regulators (IGR’s) such as Tekko Pro and other insecticides

T9 x 3-1/2 In

Locks against vibration loosening

beads & waterproofs variety of surfaces including brick

National 4 In. Satin Nickel 1/4 In. Radius Spring Door Hinge CLC Thick-Body offers a 1mm sizeCatalog 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.