Brownells Brownells

Match Quality, Drop-In, Ready-To-Shoot

High-quality barrels improve accuracy while maintaining the mil-spec look and feel. Front sight tower and barrel nut are pre-installed for ease of installation (sight post, spring and detent must be purchased separately). Each barrel is stress relieved, headspaced and phosphate finished, ready to fit to your rifle. Button rifled with versatile 6 groove, 1-9" twist to stabilize a wide range of bullet weights. All, except BL-11-M4 and BL-AP4, are heavy barrel contour, turned to .960" diameter under the handguards, with bayonet lug and ½"-28 threaded muzzle. BL-10P and BL-11P have crowned muzzle and no bayonet lug. Carbine-style BL-11-M4 is .640" diameter under handguard. BL-12B is 11½" long and BL-AP4 is .700" diameter under the handguard and 14½" long to provide a more compact, maneuverable package for M4 carbines. BL-68AP4 is a 6.8mm SPC Chambered16” M4 profile barrel; all NFA rules apply.


AR-15, Issue:08, Page:015
Big Book Catalog, Issue:65, Page:015
Big Book Catalog, Issue:65, Page:586
Big Book Catalog, Issue:65, Page:587
Law Enforcement / Police Store, Issue:09, Page:010
New Product Supplement, Issue:611, Page:003

SPECS: 4140 chrome moly steel. Matte dark gray manganese phosphate Parkerized finish. BL-10/BL-10P – 20" (50cm) long. BL-11/BL-11P/BL-11-M4 – 16" (40cm) long. BL-12B – 11½" (29.2cm) long, uses standard carbine length handguard and gas tube. BL-AP4 - 14½" (36.8cm) long; carbine-length gas tube and handguard required. Not chrome lined; chrome-lined barrels available by special order only. BL-68AP4 – 16” long, carbine length gas system, not chrome lined, 1-11 twist, ½-28 threaded muzzle, 6.8 SPC II chamber, M4 feedramps. Requires 6.8 Bolt

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7 Item(s)

$189.99

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Cartridge: 5.56 mm NATO

Contour: Factory

Finish: Matte Gray

Length: 20

Muzzle: .960

Twist: 1-9

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$189.99

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Cartridge: 5.56 mm NATO

Contour: Factory

Finish: Matte Gray

Length: 20

Muzzle: .960

Twist: 1-9

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$179.99

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Cartridge: 5.56 mm NATO

Contour: Factory

Finish: Matte Gray

Length: 16

Muzzle: .640

Twist: 1-9

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$169.99

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Cartridge: 5.56 mm NATO

Contour: Factory

Finish: Matte Gray

Length: 16

Muzzle: .640

Twist: 1-9

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$189.99

In Stock

Cartridge: 5.56 mm NATO

Contour: Factory

Finish: Matte Gray

Length: 16

Muzzle: .640

Twist: 1-9

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$169.99

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This item is currently unavailable for backorder.
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Cartridge: 5.56 mm NATO

Contour: Factory

Finish: Gray

Length: 11 1/2

Muzzle: .700

Twist: 1-9

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$209.99

In Stock

Cartridge: 5.56 mm NATO

Contour: Factory

Finish: Gray

Length: 14 1/2

Muzzle: .700

Twist: 1-9

View All Dream Guns