This USN MK 3 MOD O knife is a top-quality combat knife manufactured by Ontario Knife Company. The full tang and plastic handle material make it a durable and reliable tool for any task. Its sleek design and sharp blade make it a must-have for collectors and outdoor enthusiasts alike.

Whether you're looking for a sturdy knife for hunting or camping, or simply want to add a unique piece to your knife collection, the USN MK 3 MOD O is an excellent choice. It is factory-manufactured and meets high standards of quality and performance. Don't miss out on this opportunity to own a piece of history and a top-of-the-line combat knife.