Backed by 30 years of innovation and design expertise, the Dyna-Mo Box Clamps heat treated jaws reach around flanges and other obstructions to get a grip on hard-to-reach surfaces. Its great for single-lip flanges and inside rails. Round drop-forged wedge keeps twist out of the chain. Severe Duty tooth design for aggressive pulling power. Bolt head holders for easy tightening.

Specifications:
Gripping surface: 1 1/4 wide (32 mm), 1/2 deep (10 mm)
Overall length: 8 (201 mm)
Weight: 4 lbs. (1.81 kg)
Capacity: 3 tons (2,722 kg)