Door-Closer Size 4 Aluminum Finish

For high frequency interior or exterior doors which could be subject to abuse. Nonhanded. Tri-Pack installation: Packed with brackets for regular arm (RA), top jamb (TJ) or parallel arm (PA) installation. Adjustable closing and latch speeds. Rack and pinion operation. UL listed. Now with back check feature (BC): A valve controlled function that slows the door when it\'s being opened, from 70 to the fully open position so that the door will not damage adjacent walls or hardware. Sizing Chart for installations listed below. Closer is nonhold open. 10 year warranty.No. V53BCX689: Satin aluminum finish (689), size: Interior up to 3'2" door, exterior up to 2'10" doorNo. V53BCX691: Dull satin bronze (691), size: Interior up to 3'2" door, exterior up to 2'10" doorNo. V54BCX689: Satin aluminum finish (689), size: Interior up to 4'2" door, exterior up to 3'6" doorNo. V54BCX691: Dull satin bronze (691), size: Interior up to 4'2" door, exterior up to 3'6" door