Multi-Purpose Length-Adjustable Clamping ToolSecurely hold devices weighing less than 3lbs / 1.5kg. Position mount exactly where you need it and customize the length by adding or removing arm segments. Having two sizes of super strong spring clamps give huge utility in a wide range of applications. This Clamp-to-Clamp device was created due to customer demand and is currently being used by the military and within the forensic, mechanical, surgical and dental industries. Weight 18 oz.