Heavy Duty ADA Commercial Door Closer with Cush-N-Stop Arm in Aluminum - Sizes 1-6The Global Door Controls TC4300 is a heavy duty closer for institutional and other high traffic demanding applications. The closer comes in an aluminum finish and is packed with a Cush n stop arm. This model is fully compliant with opening force requirements for ADA and ANSI BHMA standards. For doors weighing up to 258 lbs. Grade 1 certified, ANSI BHMA A156. 4 Multi size springs: 1 6 adjustable power; ADA compliant 3 independent regulating valves