AR-15 6.8mm Barrels

At Palmetto State Armory, you can find the best in AR-15 barrels chambered in 6.8mm to finish off your dream build. We offer barrels from less than 14.5" to 20" to suit your build specs from brands such as Palmetto State Armory, Ballistic Advantage, FNH, and more. To match your barrel, check out our selection of AR-15 gas blocks, rails, and AR-15 muzzle devices. 

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