Boker USA Magnum Elk FB Fixed Blade Knife w/ Sheath. The Boker Elk FB Knife includes a dark brown leather sheath. Blade length: 4 1/3". Overall length: 8 5/8". Weight: 5.5 oz. Specifications for Boker USA Magnum Knife: Fixed blade knife: Magnum Elk Overall length: 8 5/8" Blade length: 4 1/3" Weight: 5.5 oz. Handle material: Rosewood / root wood Package Contents: Boker USA Magnum Knife Leather Sheath Boker USA 02GL683: Magnum Elk FB Fixed Blade Hunting Knife w/ Leather Sheath