Chain spreader for installation with 1" operator shaft and 1-1/4" door shaft
Designed to keep tension on the chain when used with a wall mount commercial operator. It helps avoid premature wear on the door shaft bearing and commercial operator output shaft bearing
Light curtain made up of a series of thru-beam photo eyes designed to provide a dense barrier of protection for motorized or high speed doors.
Ideal for environments that require expanded protection for protruding parts that may not be detected by standard single-beam photo eyes mounted 6" above the floor.