1218 Full-size USMC KA-BAR, Straight Edge. The traditional KA-BAR with USMC tang stamp. The most famous knife in the World gets updated with a serated edge to better cut synthetic and looped materials. Comes with brown leather sheath decorated with USMC Logo. Ka-bar Knives - USMC Fighter Fixed Blade Knife with Partially Serrated Blade: Model KA-1218. 12" overall. 7" black epoxy powder coated partially serrated 1095 high carbon steel blade with USMC tang stamp. | The original usmc ka-bar knife has a polished stacked leather handle with black coated metal guard and butt. The original usmc ka-bar knife has a brown leather belt sheath with USMC logo included. The original usmc ka-bar knife is famous in its own right with a historical background and part of an American legend. Made in the USA. Ka-Bar Web Site $107.77