Heckler & Koch FX03 Black FRN MagnaCut Steel Tanto Fixed Blade Knife K124503. 6.88 (17.48cm) overall. 3.13 (7.95cm) MagnaCut steel tanto blade. Black textured FRN handle. Black Kydex belt sheath. DOUBLE CHECK YOUR MAILING ADDRESS AS THIS IS THE ADDRESS WE WILL BE MAILING TO.