Adaptive Technologies BC7-12 - Speaker Rigging Channel Beam Clamp (7-12" Open Hang / Swivel Eye)Adaptive's low profile channel style beam clamps anchor permanently to structural I Beams and provide a safe, predictable method for suspending loads from overhead. The channel style beam clamp is adjustable for beam flange widths ranging from between 7" and 12" (178 305 mm). The body of the clamp mounts flush underneath the beam's flange and is equipped with a load rated swiveling shoulder eye bolt that rotates in the direction of the load to