Italian Switchblade by AGA Campolin Dark Horn. This spine lock knife is the CATALANA and is 12 inches overall open length with a 5 1/2 inch stainless steel mirror polished blade and a 4 3/4" cutting edge. It comes with a safety and is 6 3/4 inches closed. It is marked A.G.A. CAMPOLIN Maniago - Italy 1947 - 2007 on the blade with Nickel Silver bolsters and Brass Liners. It weighs in at 10.4 oz.