National 4 In. Oil Rubbed Bronze 1/4 In. Radius Spring Door Hinge Brand_Seymour Mfg the SLA1116 is valve regulated

the SLA1116 is valve regulated making it nearly impossible to spill

drive shaft bolts

Removable cap on top of bottle makes refilling easy

#18 solid yellow line is easy to see on the job site

Painted bronze

National 4 In. Oil Rubbed Bronze 1/4 In. Radius Spring Door Hinge Brand_Seymour Mfg the SLA1116 is valve regulatedCatalog 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.