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Barrels

Looking to upgrade the barrel on your pistol, rifle, or shotgun? Classic Firearms has you covered! Browse quality OEM replacement and aftermarket barrels from popular brands like Mossberg, Sig Sauer, and Ballistic Advantage online today!

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1-24 of 332 Products
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AR-15 16" M4 Barrel, 5.56 NATO, 1:8 Twist, Parkerized
$49 99 $99.99
In Stock
Only 1 Left!
Ballistic Advantage Premium Black Series 16" .223 Wylde SPR Stainless Steel, Mid-Length AR-15 Barrel - BABL223017PQ
$119 99 $190.00
In Stock
Only 2 Left!
Ballistic Advantage Modern Series AR-15 16" 5.56x45mm, Carbine Length, QPQ Corrosion Resistant Barrel - BABL556014M
$79 99 $112.00
In Stock
Anderson Low Profile Steel Gas Block .750 Diameter - For AR-15 Platforms - G2-L054-CA01
$29 99 $42.50
In Stock
Ballistic Advantage Modern Series 12.5" AR-15 5.56 Government Barrel Carbine Length Gas System 1:7 Twist - BABL556024M
$99 99 $107.88
In Stock
Ballistic Advantage Premium Series 18" .308 Hanson Profile Mid-Length AR-10 Barrel with .750" Low Profile Gas Block - BABL308021PQ
$149 99 $285.00
In Stock
Only 4 Left!
Aero Precision 14.5" 5.56 Gov CMV Barrel, Mid-Length with Pinned Gamma 556SL - APRH100067C
$149 99 $249.99
In Stock
AR-15 16" M4 Contour Barrel, 5.56 NATO, 1:8, Parkerized
$49 99 $68.99
In Stock
AR-15 16" M4 Contour Barrel, 5.56 NATO, 1:9, Parkerized
$69 99 $106.99
In Stock
Aim Sports ACWA2 AR10/LR Crush Washer .308/7.62 Steel
$7 99 $11.00
In Stock
AR-15 18" Heavy Barrel, 6.5 Grendel
$99 99 $168.99
In Stock
Aero Precision 13.7" 5.56 Cold Hammer Forged Barrel with Dimple, Mid-Length - APRH100822C
$219 99 $279.99
In Stock
Only 5 Left!
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AR-15 Carbine Barrel, 10.5" M4 Profile Contour Barrel W / 1 in 7 Twist Parkerized 5.56 NATO
$69 99 $116.99
In Stock
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