Pony E-Z HOLD Series 33424 Medium-Duty Expandable Bar Clamp, 300 lb, 24 in Max Opening Size, 3-3/8 in D Throat

"Look, Ma. One hand." unique Jorgensen E-Z hold bar clamps allow for rapid and easy clamping and can easily be converted to spreader clamps. The contoured comfort grip and quick-release lever make it simple to get a firm grasp and our exclusive patented feature lets you join two clamps together to create a clamp with more than double the opening capacity of a single clamp. Deep reach pads help protect your work.