Brownells 75th Anniversary - A Shooting Heritage
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"Introducing 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. The 12.7” 1-12 Twist comes in rifle length gas system as well.

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!


Big Book Catalog, Issue:72, Page:012

BROWNELLS MILITARY BARRELS - AR-15 12.7" A1 CARBINE BARREL ASSEMBLY

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3 Item(s)

Alert Me When Available

This item is currently unavailable for backorder.

Cartridge: 5.56 mm NATO

Length: 12.7"

Finish: Black

Gas System Length: Carbine

Muzzle Threads: 1/2-28

Twist: 1-12

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Alert Me When Available

This item is currently unavailable for backorder.

Cartridge: 5.56 mm NATO

Length: 12.7"

Finish: Black

Gas System Length: Carbine

Muzzle Threads: 1/2-28

Twist: 1-7

Discontinued by Brownells

Product has been discontinued and no longer available.