Armstrong - 12 Heavy Duty Bridge Clamp w/ Long Stem. Half the Cost of New. Of course we always try to get the item out as quickly as possible, but due to high demand it may take longer.All Items are subject to prior sale. The item "Armstrong 12 Heavy Duty Bridge Clamp with Long Stem" is in sale since Wednesday, December 11, 2019. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Workholding\Clamps\C-Clamps". The seller is "fmmafco" and is located in Harrison, Ohio. This item can be shipped to United States.