Kershaw Knockout A/O Damascus Steel Blade Olive Green Folding Knife Assisted opening. 3.5 Damascus steel blade. Kershaw Knockout A/O Damascus Steel Blade Olive Green Folding Knife. Get images that make Supersized seem small. Track Page Views With. Auctiva’s FREE Counter. The item “Kershaw Knockout A/O Damascus Steel Blade Olive Green Folding Knife 1870OLDAM” is in sale since Thursday, November 1, 2018. This item is in the category “Collectibles\Knives, Swords & Blades\Collectible Folding Knives\Modern Folding Knives\Factory Manufactured”. The seller is “atlanticknife” and is located in Coeburn, Virginia. This item can be shipped to United States.