Door Closer Heavy Duty Commercial Grade Hydraulic Adjustable Spring Door Clos

Non-Handed for Regular Arm, Top-Jamb or Parallel Arm Installation Closer Body Mounting Hole PatStandard Adjustable Back-Check Function tern Match LCN 4040 / 4010 Standard Adjustable Back-Check Function Grade 1, ANSI 156.4 Heavy Duty Door Closer UL Listed for Fire Door Assemblies.