Demtech
The Spreader-Bar Adjustable Collar is designed to provide safe and secure hanging points on any Demtech spreader bar assembly. Use to position hangars for GCL, geocomposite, geotextile or other geosynthetics with roll widths less than 20 feet (9.6 meters). It is lightweight, strong, easy to use and rated for rolls weights up to 4,500 lbs. Simply slide a collar onto each of your Spreader-Bar extension arms. It is designed and manufactured in the USA out of billet aluminum by Demtech.