1-5/8" x 1-5/8" Strut Channel with Holes 10 ft. - Pre-Galvanized – Fasteners Plus
P9200-20-PG 1-7/8" x 1-7/8" x 20', 0.489 Sq Inch, 12 Gauge, Pre-Galvanized, Low Carbon Steel, Punched Hole, Metal Framing, Single, Channel
Empire - 10' Long x 1-5/8″ Wide x 1-5/8″ High, 14 Gauge, Carbon Steel, Punched Framing Channel & Strut - 02165728 - MSC Industrial Supply
Amazon.com: 2 Pack 2 Hole 1-5/8" Strut Channel Square Mount Post Base 90 Degree Fitting Heavy Duty Connector Fit 1/2" Bolt for 1-5/8" Strut Channel, Electrogalvanizing Steel, 4.8 mm Thickness, 2.75 lb