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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 754 Products
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AR-15 16" M4 Barrel, 5.56 NATO, 1:8 Twist, Parkerized
$49 99 $99.99
In Stock
AR-15 16" M4 Contour Barrel, .223 WYLDE, 1:8, Stainless
$69 99 $88.99
In Stock
Only 1 Left!
Aero Precision 14.5" 5.56 Gov CMV Barrel, Mid-Length with Pinned Gamma 556SL - APRH100067C
$149 99 $249.99
In Stock
Ballistic Advantage Premium Series Glock 17 GEN5 Compatible 1/2x28" Threaded PVD Gold Non-Fluted Barrel with Standard Thread Protector - BAPSG175T1G
$99 99 $166.25
In Stock
Only 1 Left!
AR-15 16" M4 Contour Barrel, 5.56 NATO, 1:8, Parkerized
$49 99 $68.99
In Stock
Ballistic Advantage Modern Series 8.3" AR-15 9mm Pencil Barrel 1:10 Twist - BABL9MM005M
$59 99 $109.25
In Stock
Only 1 Left!
AR-15 18" Heavy Barrel, 6.5 Grendel
$99 99 $168.99
In Stock
Aero Precision AR-9 11" 9mm CMV Barrel - APRH200024
$129 99 $144.99
In Stock
Only 3 Left!
AR-15 .223/5.56 NATO 7.5" Parkerized M4 Proflie Barrel - 1:7 Twist - Pistol Length Gas System
$69 99 $105.99
In Stock
Only 3 Left!
Ballistic Advantage Modern Series 10.5" .300 Blackout, Pistol Length, 1:7 Barrel - BABL300008M
$99 99 $156.75
In Stock
Only 2 Left!
Rival RA20G202D Stainless Steel Threaded Barrel - Compatible With Glock 19 Gen 3/4 Pistols
$149 99 $199.99
In Stock
Only 4 Left!
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