QWORK Steel I Beam Hanger, 4 Pack Steel Beam Clamp, Punch Bag Accessories for Beams, Adjustable from 2.5" to 7.5"

["Material: Made of carbon steel, corrosion-resistant, high hardness, not easy to rust, can be used for a long time","Adjustable: The width of this beam frame can be adjusted from 2.5 inches/6.3cm to 7.5 inches/19cm","Purpose: This I-beam hanger is designed to hold sandbags stably and also support other hanging items as needed.","Sturdy: The bracket clamps tightly to the beam without bending, more robust than other steel brackets."]