The Boker 01MB428 Magnum Shadow Knife is a sleek black knife that is a lightweight companion that will never let you down. The sturdy aluminum handle scales feature apertures for weight reduction, and the black-coated 440 stainless steel blade is secured by a liner locking mechanism. Includes pocket clip and lanyard hole. Blade length: 3 ¼ in. Overall length: 7 ½ in. Weight: 2.9 oz. This Boker knife isn't just for cutting, it's for leaving a mark. Limited lifetime warranty. A chestnut tree is the world famous trademark of the Boker knife manufactory in Solingen, Germany. It represents innovative, high quality, exceptional knives, manufactured with pride, by hand, for over 145 years.