B-Line SH Type Single slotted channel features low-carbon steel construction with corrosion-resistant pre-galvanized/ASTM A653 finish. It measures 1-5/8-Inch x 1-5/8-Inch x 20 ft. This 12-gauge thick channel has nominal cross section of 0.562-Sq-Inch. Channel withstands beam load limit of 340 lb and column load limit of 1418 lb. Cold formed channel uses 90% of channel loading chart for beam loads.