The lightest, purpose-built, no compromise, production ultralight survival carbine just got better At only 4.6 pounds and chambered to shoot full-powered Mil-Spec 5.56 NATO ammunition. The OIP utilizes a patented buffer system in conjunction with a lightweight titanium bolt carrier with ArmorTi finish for durability. It is balanced with a custom mid-length gas system and a specially designed titanium Thumper compensator. In Gen 3 features a user-configurable M-LOK carbon fiber handguard and a carbon-fiber pistol grip that weighs barely one ounce; titanium billet CNC machined bolt catch; Rack charging handle; Picatinny rail; lightweight 7075-T6 billet aluminum receivers are not simply skeletonized and hollowed out but is carefully engineered with structural consideration.