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Retain tension on sprocket and roller chain jackshaft systems offset from the operator with spreader arm plates from Action Industries. On jackshaft installations with limited headroom, a sprocket and roller chain are used to install the operator offset or below the garage door shaft. Spreader Arm Plates are equipped with two bearings that attach to the jackshaft and operator shaft. They are pre-cut with adjustable slots to retain tension on a variety of offset lengths. This Action Industries Chain spreader is for installations with 1-1/4 inch operator shaft and a 1-1/4 inch door shaft.
Adjustable garage door chain spreader
Retains tension on sprocket and roller chain systems for doors with offset jackshaft and door shafts
1-1/4 inch inner diameter bearing
For 1-1/4 inch jackshafts and door shafts
Comes with all hardware needed for installation
Easy installation, no cutting or drilling required