2 Pcs Post Base Double Channel, Fit for 1/2" Bolt in 1-5/8" Strut Channel, 12 Hole Closed Post Base with Slot, Thickness 5mm, Electrogalvanized

Post Base for 1⅝ inch Back to Back Double Strut Channel.

Material: carbon steel Q235B, Surface treatment: electrogalvanized Inner size: 3⅜ x 1⅝ inches (86x41 mm), Thickness: 5mm Prepunched hole size: 13.5 mm(fit for 1/2" bolt), Hole spacing (on center): 44mm (1¾ inches) Slot hole size: 28x14mm