Beam clamp - 1,000 lbs. capacity this beam clamp is designed to reduce the i-beam flange stress by distributing loads away from the flange edges during overhead lifting applications. this versatile unit can be interchanged from one gantry to another in a matter of seconds with its easy mechanical adjustment mechanism. a bar is located at the bottom of the beam clamp for attaching a hoist (not included). steel construction and painted finish. 1,000 lb capacity.