Barrels

Barrels

Maximize your accuracy and velocity with a premium barrel. Shop our selection of precision rifle and carbine barrels featuring optimal twist rates, salt nitride or chrome lining, and threaded muzzles ready for compensators or suppressors.

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  • Out of stock
    On Sale
    Daniel Defense - DDM4 300 S Complete Upper 300 Blackout 10.3" Barrel - 23-088-19020-047 - 815604015134 - Boss Firearms - BossFirearms.com

    Daniel Defense - DDM4 300 S Complete Upper 300 Blackout 10.3" Barrel - #23-088-19020-047

    Daniel Defense

    Now: $1,307.00
    Was: $1,405.00
    Elevate your firearm with the Daniel Defense DDM4 300 S Complete Upper in 300 Blackout. This upper assembly features a 10.3" Cold Hammer Forged barrel with a 1:8 twist, all finished in a sleek black. It includes a flash suppressor and a Grip-N-Rip...
    Now: $1,307.00
    Was: $1,405.00
    Qty in Cart: 0
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    Now: $1,307.00
    Was: $1,405.00
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  • Out of stock
    On Sale
    Knights Armament URX Barrel Nut Wrench - 20495 - Boss Firearms - BossFirearms.com

    Knight's Armament - URX Barrel Nut Wrench -

    Knights Armament Company

    Now: $117.18
    Was: $138.11
    Knights Armament proprietary barrel nut wrench used for installing or removing URX barrel nuts. Wrench should be used in conjunction with a 1/2″ torque wrench (not included). Recommended installation torque spec is 45-55 ft-lbs. Steel construction...
    Now: $117.18
    Was: $138.11
    Qty in Cart: 0
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    Now: $117.18
    Was: $138.11
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  • Out of stock
    On Sale
    FN America - SCAR 16S 10" .223/5.56 Complete Barrel Assembly - 98802 - 845737001087 - Boss Firearms - BossFirearms.com

    FN America - SCAR 16S 10" .223/5.56 Complete Barrel Assembly - 98802

    FN America

    Now: $1,299.00
    Was: $1,499.00
    The FN SCAR(R) barrel assemblies are cold hammer-forged, chrome-lined MIL-SPEC steel barrels with front sight assembly, gas block assembly, gas regulator, gas piston and flash hider installed. Available in short lengths for reduced weight, fast handling...
    Now: $1,299.00
    Was: $1,499.00
    Qty in Cart: 0
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    Now: $1,299.00
    Was: $1,499.00
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  • Out of stock
    LMT Defense - 5.56mm M4/M16 20" AR15 Barrel Assembly - LMP10409 - Boss Firearms - BossFirearms.com

    LMT Defense - 5.56mm M4/M16 20" AR15 Barrel Assembly - LMP10409

    LMT Defense

    $440.10
    20″ CHROME LINED 1:7″ TWIST M16/M4-STYLE 5.56 BARREL W/ A-FRAME FRONT SIGHT HOUSING. DOES NOT INCLUDE UPPER RECEIVER, FRONT SIGHT POST, SWIVEL, OR SLIP RING ASSEMBLY Specifications Manufacturer: LMT Defense Model: M4/M16...
    $440.10
    Qty in Cart: 0
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    $440.10
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  • Out of stock
    On Sale
    LMT Defense - 5.56mm M4/M16 16" AR15 Barrel Assembly - LMP10405 - Boss Firearms - BossFirearms.com

    LMT Defense - 5.56mm M4/M16 16" AR15 Barrel Assembly - LMP10405

    LMT Defense

    Now: $401.40
    Was: $424.80
    This is a Lewis Machine & Tool M4/M16 style 16-inch .223/5.56mm barrel assembly. It features 1/2x28 muzzle threads, a pinned flat-top height front sight gas block, carbine-length gas system, delta-ring handguard retainer, GI barrel nut, and a...
    Now: $401.40
    Was: $424.80
    Qty in Cart: 0
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    Now: $401.40
    Was: $424.80
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  • Out of stock
    On Sale
    LMT Defense - 5.56mm M4/M16 14.5" AR15 Barrel Assembly - LMP10406 - Boss Firearms - BossFirearms.com

    LMT Defense - 5.56mm M4/M16 14.5" AR15 Barrel Assembly - LMP10406

    LMT Defense

    Now: $401.40
    Was: $428.40
    This is a Lewis Machine & Tool M4/M16 style 14.5-inch .223/5.56mm barrel assembly. It features 1/2x28 muzzle threads, a pinned flat-top height front sight gas block, carbine-length gas system, delta-ring handguard retainer, GI barrel nut, and a...
    Now: $401.40
    Was: $428.40
    Qty in Cart: 0
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    Now: $401.40
    Was: $428.40
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  • Out of stock
    On Sale
    LMT Defense - 5.56mm M4/M16 10.5" AR15 Barrel Assembly - LMP10408 - Boss Firearms - BossFirearms.com

    LMT Defense - 5.56mm M4/M16 10.5" AR15 Barrel Assembly - LMP10408

    LMT Defense

    Now: $401.40
    Was: $451.80
    This is a Lewis Machine & Tool M4/M16 style 10.5-inch .223/5.56mm barrel assembly. It features 1/2x28 muzzle threads, a pinned flat-top height front sight gas block, delta-ring handguard retainer, GI barrel nut, and a chrome-lined bore with a 1:7...
    Now: $401.40
    Was: $451.80
    Qty in Cart: 0
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    Now: $401.40
    Was: $451.80
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  • LMT Defense - 12" Piston MRP 5.56mm Barrel Assembly - #L7MC1B - 815415011455 - Boss Firearms - BossFirearms.com

    LMT Defense - 12" Piston MRP 5.56mm Barrel Assembly - #R-L7MC1B

    LMT Defense

    $716.85
    12″ Piston Chrome Lined 5.56×45 (.223) 1:7″ RH twist barrel Designed for the LMT monolithic receiver, this barrel utilizes a piston operating rod and has an A2 birdcage for reduced flash. The barrel is coated and cryogenically treated...
    $716.85
    Qty in Cart: 0
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    $716.85
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  • Out of stock
    On Sale
    LMT Defense - 5.56mm 16" Stainless Steel MRP Barrel Assembly - L7SB1S - 815415015019 - Boss Firearms - BossFirearms.com

    LMT Defense - 5.56mm 16" Stainless Steel MRP Barrel Assembly - L7SB1S

    LMT Defense

    Now: $803.70
    Was: $893.00
    16″ Stainless Steel 5.56×45 (.223) 1:7.5″ RH 5R cut barrel Designed for the LMT monolithic receiver, this barrel utilizes a low profile gas block, mid length straight gas tube, and A2 birdcage for reduced flash. The barrel is...
    Now: $803.70
    Was: $893.00
    Qty in Cart: 0
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    Now: $803.70
    Was: $893.00
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  • Out of stock
    On Sale
    LMT Defense - 5.56mm 20" Stainless Steel MRP Barrel Assembly - L7SD1S - 815415015026 - Boss Firearms - BossFirearms.com

    LMT Defense - 5.56mm 20" Stainless Steel MRP Barrel Assembly - L7SD1S

    LMT Defense

    Now: $803.70
    Was: $893.00
    This is a new Lewis Machine & Tool 20-inch stainless-steel MRP barrel chambered for .223/5.56mm. It features a 1/2x28 threaded A2 birdcage flash hider, low profile gas block with a rifle-length straight gas tube, and 5R cut rifling with a 1:7.5 right...
    Now: $803.70
    Was: $893.00
    Qty in Cart: 0
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    Now: $803.70
    Was: $893.00
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  • Out of stock
    On Sale
    LMT Defense - 5.56mm 20" Chrome Lined MRP Barrel Assembly - L7RA1B - 815415016771 - Boss Firearms - BossFirearms.com

    LMT Defense - 5.56mm 20" Chrome Lined MRP Barrel Assembly - L7RA1B

    LMT Defense

    Now: $538.20
    Was: $554.40
    20″ Chrome Lined 5.56×45 (.223) 1:7″ RH twist barrel Designed for the LMT monolithic receiver, this barrel utilizes a low profile gas block, rifle length straight gas tube, and A2 birdcage for reduced flash. The barrel is coated...
    Now: $538.20
    Was: $554.40
    Qty in Cart: 0
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    Now: $538.20
    Was: $554.40
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  • Out of stock
    On Sale
    LMT Defense - 5.56mm 14.5" Chrome Lined MRP Barrel Assembly - L7NE1B - 815415016764 - Boss Firearms - BossFirearms.com

    LMT Defense - 5.56mm 14.5" Chrome Lined MRP Barrel Assembly - L7NE1B

    LMT Defense

    Now: $538.20
    Was: $554.40
    This is a new Lewis Machine & Tool 14.5-inch MRP barrel chambered for .223/5.56mm. It features a 1/2x28 threaded A2 birdcage flash hider, low profile gas block with a mid-length straight gas tube, and a chrome-lined bore with a 1:7 right hand twist...
    Now: $538.20
    Was: $554.40
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $538.20
    Was: $554.40
    Subtotal:
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