Adaptive Technologies Group BC20-26-2 Beam Clamp - 20"-26"Provides two offset load rated rigging points from structural I Beams with flange widths ranging between 20 and 26 (508 660. 4 mm). This beam clamp model provides a fast, easy and safe way to rig direct loads, bridles and hitches. A hand wrench is all that is required to secure the clamp to the beam. *IMPORTANT Beam flanges must be parallel to the floor to achieve the stated safe working loads. Features For Beam Flanges 20 26 Two load rated suspension