Combat FSB 5.56x45 NATO 20" Government Profile 1-7 Twist

Name: Combat FSB 5.56x45 NATO 20" Government Profile 1-7 Twist
Brand: Sons Of Liberty Gun Works
Availability: OutOfStock

Sons Of Liberty Gun Works · Barrels

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Best price

$265.05at Brownells

Out of stock checked Oct 1, 2026

Buy at Brownells

Where to buy

Store	Price	Availability	Buy	Add to build
Brownells	$265.05checked Oct 1, 2026	Out of stock	Buy at Brownells

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Dashed line = out of stock. Tracking since Sep 28, 2026.

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Store	Latest	Lowest	Highest
Brownells	$265.05	$265.05	$265.05

Since Sep 28, 2026.

About this part

The Combat FSB 5.56x45 NATO 20" Government Profile 1-7 Twist is a 2E+1" 5.56 / .223 barrel from Sons Of Liberty Gun Works. One store lists it, Brownells at $265.05.

Fits and works with

Caliber: 5.56 / .223 · Shop matching ammo
Bolt: Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Barrel length: 2E+1" · Handguards

Specifications

Manufacturer: Sons Of Liberty Gun Works
Platform: AR-15
Caliber: 5.56 mm NATO
Barrel length: 20"
Twist rate: 1:7

From the manufacturer

SOLGW Combat FSB barrels use a traditional Government profile, are 1:7 twist, 5.56mm NATO chambered, 4150 CMV steel, and QPQ treated inside and out. They have F-Marked FSB towers (taper pinned), and include USGI barrel nuts, Delta Ring assemblies, and handguard caps. Mfg: Sons Of Liberty Gun Works