078000460 At 10.3" this is the shortest version of our A1 profile AR-15 barrel assembly. Matching the exterior contours of commonly used carbine barrels of the 1960s through the 2000s, it’s ready to lend an extra touch of authenticity to your next build. Or install one for extra weight savings on a lightweight AR-15 SBR, PDW, or pistol - following all NFA rules, of course! Like all our Brownells Retro A1 barrels, the 10.3" model is machined from hardened 4150 steel, then MPI inspected to detect hidden flaws (so we can pull it from the supply chain BEFORE it leaves the factory) and given a hard black phosphate finish. It’s chambered for the modern 5.56 NATO cartridge, with speedy 1-7" rifling in the nitride bore, so the 10.3" A1 Retro barrel plays nicely with current-production ammo. Ordnance-grade 4150 chrome-moly carbon steel Durable QPQ finish 5.56 NATO chambered with 1-7" twist rifling Uses CARBINE LENGTH gas tube .070" gas port All NFA rules apply Up front, the 10.3" Retro A1 barrel has ½-28" tpi muzzle threads, ready to accept a "retro" flash suppressor or modern muzzle device / sound suppressor, and on the other end a standard carbine barrel extension’s already installed. Also installed: a 625" gas block/front sight base (F marked) with bayonet lug, sight post, detent, spring, sling swivel, Delta ring, barrel nut, weld spring, snap ring, and round handguard cap. 078000461 & 078000377 The AR-15 is more than a half-century old, and the rifle and subsequent platforms have undergone a great deal of evolution. Now, aficionados of the system can build reproduction of early rifles with the Brownells A1 Carbine Barrel Assembly. The Brownells A1 Carbine Barrel Assembly is designed to be the ideal component of any XM177 rifle reproduction or any lightweight AR build, coming equipped with most of the materials necessary to complete a retro build. Barrel length: 11.5" (You are responsible for NFA compliance!) Twist rate: 1-7" or 1-12" Carbine-length gas system Threaded with 1/2"-28 TPI threads Chrome lined chamber and bore The Brownells A1 Carbine Barrel Assembly comes equipped with a front-sight base, .625"", no F marks, complete with sight post, detent, spring, sling swivel, rivet, flat Delta ring, barrel nut, weld spring, snap ring, and round handguard cap installed NOTE: 078000377 DOES NOT INCLUDE BAYONET LUG. 078000462 & 100020996 The Brownell’s Retro A1 12.7" carbine length barrel assembly. Chambered in 5.56x45mm NATO, the chrome lined barrel is available with your choice of 1-7" or 1-12" rifling and finished in black phosphate with an overall length of 12.7”. Muzzle threads are ½""-28, and in back there's a standard barrel extension. Each Retro A1 12.7" carbine barrel assembly includes a front-sight base, .625", no F marks, complete with sight post, detent, spring, sling swivel, rivet, flat Delta ring, barrel nut, weld spring, snap ring, and round handguard cap installed. Machined from 4150 chrome moly steel. The barrel you need for your next Retro Rifle build! NOTE: These barrels do not have bayonet lugs. 100020999 The Brownells Retro A1 rifle length barrel replicates exactly the exterior contours of the original "skinny" barrel of the M16A1 rifle, so it's ideal for building your own Retro Rifle™ OR any AR-15 where a lightweight barrel is desirable. Chambered in 5.56x45, this chrome-lined barrel has a 1-12" twist and is finished in matte black phosphate, with an overall length of 20". The muzzle threads are ½"-28 tpi, and in the back a standard rifle barrel extension is pre-installed. 5.56 NATO chamber (also accepts .223 Rem) Original 1-12" rifling compatible with heavier bullets Chrome-lined bore Requires a rifle-length gas tube (available separately) Available as Stripped or complete Barrel Assembly This Brownells Retro A1 rifle barrel is machined from ultra-strong 4150 chrome-moly steel, and is magnetic particle inspected when finished to ensure there are no hidden flaws that could shorten its service life. 100021012 The Brownell’s Retro A1 rifle length barrel assembly. Chambered in 5.56x45, the chrome lined barrel has a 1-7 twist and finished in black phosphate with an overall length of 20”. Muzzle threads are ½-28 and features a standard rifle barrel extension. The assembly includes a front sight base, .625 No F Marks, sight post, detent, spring, sling swivel, rivet, flat delta ring, barrel nut, weld spring, snap ring, and triangular handguard cap. Everything you need for your Retro barrels!
Un composant essentiel pour toute construction rétro d'AR-15
Le AR-15 M16A1 RETRO BARREL ASSEMBLY de BROWNELLS est le choix parfait pour donner une touche d'authenticité à ta prochaine construction. Avec une longueur de 10.3", c'est la version la plus courte de notre assemblage de canon A1 pour AR-15. Il imite les contours extérieurs des canons de carabine utilisés des années 1960 aux années 2000.
Caractéristiques du produit :
- Acier au chrome-moly 4150 de qualité ordnance
- Fini QPQ durable
- Chambre 5.56 NATO avec un rayonnement de 1-7"
- Utilise un tube de gaz de longueur carabine
- Port de gaz de .070"
- Toutes les règles NFA s'appliquent
À l'avant, le canon rétro A1 de 10.3" possède des filetages de bouche de ½-28", prêt à accepter un suppresseur de flash "rétro" ou un dispositif de bouche moderne / suppresseur de son. À l'autre extrémité, une extension de canon standard est déjà installée. De plus, il est équipé d'une base de bloc de gaz/sight avant de .625" (marqué F) avec un ergot de baïonnette, un post de visée, un détendeur, un ressort, un swivel de sangle, un anneau Delta, un écrou de canon, un ressort de soudure, un anneau de snap et un capuchon de garde-main rond.
Le Brownells A1 Carbine Barrel Assembly est conçu pour être le composant idéal de toute reproduction de fusil XM177 ou de toute construction AR légère, avec la plupart des matériaux nécessaires pour compléter une construction rétro. Voici quelques spécifications :
- Longueur du canon : 11.5" (tu es responsable de la conformité NFA !)
- Taux de torsion : 1-7" ou 1-12"
- Système de gaz de longueur carabine
- Fileté avec des filetages de 1/2"-28 TPI
- Chambre et alésage chromés
Le Brownells Retro A1 12.7" est également disponible, avec des filetages de bouche de ½"-28 et une extension de canon standard à l'arrière. Chaque assemblage de canon carabine Retro A1 de 12.7" comprend une base de visée avant, .625", sans marques F, et est livré avec tous les accessoires nécessaires.
Enfin, le Brownells Retro A1 rifle length barrel réplique exactement les contours extérieurs du canon "skinny" original du fusil M16A1, idéal pour construire ton propre Retro Rifle™ ou tout AR-15 où un canon léger est souhaitable.
Ne manque pas l'occasion de compléter ta collection avec ces canons rétro de qualité !
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