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300 Blackout

 

Rosco Manufacturing

Rosco 14.5" Gvt 300blk

$249.00 $233.10

This Rosco 16" 300 Blackout (300 BLK) Barrel is perfectly suited for precision carbine shooters that plan on running only supersonic ammo, or are building a well-balanced hunting platform.Features :"16", Pistol Length Gas System"5/8x24 Muzzle...

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CMMG

Cmmg Bbl 300blk 8" 4140cm Sbn

$177.60 $154.77

Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. ALL NFA RULES APPLYFeatures :"8.0";"Medium Taper Profile"4140 Chrome MolySalt Bath Nitride Finish...

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Ballistic Advantage

Ballistic Bbl 300blk 8.3" Hnsn Lpgb

$199.55

At Ballistic Advantage they produce quality AR barrels that exceed the most enduring demands of their customers. All of their AR barrels surpass the competition in accuracy, precision, and beautifully contoured aesthetics. BAs engaged team of engineers...

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Ballistic Advantage

Ballistic Bbl 300blk 8" Rigid 1/7

$127.08 $107.11

This .300 Blackout chambered 8 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension. All NFA/ATF Rules Apply. You may use this barrel with a lower receiver...

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