Proof Research 100530 AR-Style Barrel 300 Blackout 12.50" Pistol Length Gas System 1:7" Twist 5 Grooves, 5/8"-24 tpi, Stainless Stainless Weapon Lights the Tuna everyday carry folding

the Tuna everyday carry folding knife slices through packages and boxes faster than a Bluefin slices through the swell on a taut line

The frontstrap is secured in place with the pistols grip panels

The Remington 40-X Bore Cleaner is a non-eroding bore cleaner made with earth suspension in mineral oil

As one of the original multi-tool manufacturers

Ring tops drilled and tapped to accept reflex sight or riser mount

Proof Research 100530 AR-Style Barrel 300 Blackout 12.50" Pistol Length Gas System 1:7" Twist 5 Grooves, 5/8"-24 tpi, Stainless Stainless Weapon Lights the Tuna everyday carry foldingAn optimum combination of high tensile strength along with requisite toughness to withstand extreme chamber pressures encountered during firing. Excellent erosion wear characteristics and corrosion resistance.