Norton UH4061 C71NV Door Closer Arm Silver Satin Aluminum UL Listed Fire Door
Model: UH4061 C71NV as stamped into the closer body casting. Markings on closer body casting include: ‘UH4061 C71NV ANSI 1-6’, ‘BACK CHECK’, and production code ‘2-6 20 25 210250409 F’ where legible.