National 4 In. Oil Rubbed Bronze 1/4 In. Radius Spring Door Hinge G. T. Water 2-1/2" Blue Polypropylene Double Flagged

2-1/2" Blue Polypropylene Double Flagged Fiber

and turnbuckle

Made of top quality chrome nickel alloy steel

Turns Almost Any Surface Into A Chalkboard

accurate starts and generates less heat for up to 4X longer bit life

National 4 In. Oil Rubbed Bronze 1/4 In. Radius Spring Door Hinge G. T. Water 2-1/2" Blue Polypropylene Double FlaggedCatalog 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.