BEAM CLAMPS 2,000 to 20,000 lbs. 1 to 10 ton. Reliable and rugged. All steel construction is durable yet lightweight. This 3 ton beam clamp is portable for permanent or temporary mounting. Adjustable. Fits securely on a wide range of flange widths and beam sizes. Special design. Clamp jaw design reduces flange stress by distributing load away from flange edge. Low headroom. This heavy-duty adjustable beam clamp features a built-in suspension bar for close mounting.