"DESCRIPTION FEATURES: Adjustable foot provides added support allowing clamp to sit upright on a table or work surface New removable swivel jaws and non-marring pads One-Handed Quick-Release™ trigger New Quick-Change™ button for easy removal of jaws for accessory installation or conversion to a spreader Sustained Clamping Force of up to 272kg This Irwin Heavy Duty Bar Clamp features removable non-marking soft, pliable full face pads to protect workpiece. It's Heat treated, black oxide I-beam bar adds strength, rigidity, resistance to gouging and prevents rust. Patented power lock system for sustained pressure. TECHNICAL DATA: Width: 128mm Height: 36mm Length: 386mm Total Weight: 1.23kg Colour- Black, Blue Model Name- Irwin Quick-Grip Clamp Heavy Duty Model Number- 1964711 Material- Steel Throat Depth (mm)- 92 Jaw width (mm)- 150 Clamping Strength (kg)- 272 REVIEWS"