The Nitride bolt replicates the original AR-180 bolt design, right down to its use of a standard AR-15 extractor. Wait - we know what you're dying to ask. Yes, the BRN-180® upper receiver is fully compatible with any standard, mil-spec AR-15 lower receiver.

Jan 17, 2020 · Looking to build a Neo-Retro AR-180 "Art Gun"? Start with a Brownells BRN-180 URG (once they're available) then follow these guidelines.

The 300 Blackout BRN-180® also features a 1-8 twist for a wide variety of ammo usage. Up front there's a replica of the AR-180's unusual three-prong flash hider: the hemispherical bottom prong helps prevent the muzzle blast from kicking up a dust signature when shooting prone.

The Nitride bolt replicates the original AR-180 bolt design, right down to its use of a standard AR-15 extractor. Wait - we know what you're dying to ask. Yes, the BRN-180® upper receiver is fully compatible with any standard, mil-spec AR-15 lower receiver.

The ArmaLite AR-18 is a gas-operated rifle chambered for 5.56×45mm NATO ammunition. The AR-18 was designed at ArmaLite in California by Arthur Miller, Eugene Stoner, George Sullivan, and Charles Dorchester in 1963 as an alternative to the Colt AR-15 design, a variant of which had just been selected by the U.S. military as the M16.

The Nitride bolt replicates the original AR-180 bolt design, right down to its use of a standard AR-15 extractor. The barrel is machined from extra-strong 4150 carbon steel, with a hard Nitride finish that really resists surface wear.

This BRN-180™ is chambered in 7.62x39 with 1-8" rifling. Up front there's a replica of the AR-180's unusual three-prong flash hider: the hemispherical bottom prong helps prevent the muzzle blast from kicking up a dust signature when shooting prone.

Oct 21, 2021 · The BRN-180 is an effective and capable rifle. The AR-180 may have been seen as a niche firearm when black rifles were more of a novelty act in the 1980s, but Brownells managed to bring this one back to life with some very much-needed improvements.

The 300 Blackout BRN-180™ also features a 1-8 twist for a wide variety of ammo usage. Up front there's a replica of the AR-180's unusual three-prong flash hider: the hemispherical bottom prong helps prevent the muzzle blast from kicking up a dust signature when shooting prone.

Rather than try to replicate the AR-180’s stamped-and-welded steel receiver, the BRN-180 uppers are assembled around milled billet 7075-T6 aluminum upper receivers, which are compatible with mil-spec AR-15 lowers and typical AR-15 STANAG magazines.