Product Description The Irwin Qucik-Grip Heavy-Duty One Handed Bar Clamp evenly distributes up to 272kg (600 lbs.) of sustained clamping pressure and is one of the top performing One-Handed Bar Clamps available. Ideal for heavy-duty applications such as installation, demolition and rough glue-up. New Quick-Change button provides easy removal of jaws for accessory installation or conversion to a spreader. Removable swivel jaws & non-marking pads. The full-faced pads deliver even distribution of clamping force. One handed quick release trigger provides simple, one-handed operation. Heat treated black oxide carbon steel I-beam supports added pressure with less bend and flex for superior durability. Adjustable foot provides added support allowing clamp to sit upright on table or work surface.