USMC 0311 Infantryman Rifle and Bayonet Teufelhunden T-shirt. Digitally Printed on soft superior 100% ring-spun Cotton, Triblend, 50/50 premium Soft Style Quality T-shirts. Not Slim Fit Size XXL is Heavy Cotton. The OKC-3S is a bayonet developed by the United States Marine Corps to replace the M7 bayonet and M9 bayonet as its service bayonet for the M16 family of rifles and M4 series carbine. This multipurpose bayonet provides greater durability than the M7 and also functions as a fighting knife. Teh design consist of an infantry marine stabbing an enemy combatant with a mounted bayonet rifle with the words Blood and Guts since 1775, Certified "body" Stacker. Clear, high quality non-textured design.