AR15 16" 5.56 Barrel 416ss MT

Name: AR15 16" 5.56 Barrel 416ss MT
Brand: CMMG
Availability: OutOfStock

CMMG · Barrels

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Best price

$179.99at Brownells

Out of stock checked Oct 1, 2026

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Where to buy

Store	Price	Availability	Buy	Add to build
Brownells Best price	$179.99checked Oct 1, 2026	Out of stock	Buy at Brownells
OpticsPlanet	$189.99Salechecked Oct 1, 2026	Out of stock	Buy at OpticsPlanet

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	$179.99	$179.99	$179.99
OpticsPlanet	$189.99	$189.99	$189.99

Since Sep 28, 2026.

About this part

The AR15 16" 5.56 Barrel 416ss MT is a 16" 5.56 / .223 barrel from CMMG with a mid-length gas system. It's sold by 2 stores, from $179.99 to $189.99.

Fits and works with

Caliber: 5.56 / .223 · Shop matching ammo
Bolt: Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Gas system: Mid-length · Handguards
Barrel length: 16" · Handguards

Specifications

Manufacturer: CMMG
Platform: AR-15
Caliber: 5.56 mm NATO
Gas system: Mid
Barrel length: 16"

From the manufacturer

Chambered in 5.56mm NATO, these medium profile barrels feature a 1-7 twist with 1/2"-28 muzzle threads, and accept .750" diameter gas blocks. 16" barrel mid-length gas system. Mfg: Cmmg SPECS: 416 stainless steel. 1/2"-28 muzzle threads. 750" OD Gas Block.