PSA AR15 16" M4 5.56 NATO 1:7 Nitride Barrel - 7782495

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Best price

$99.99at Palmetto State Armory

checked Oct 1, 2026

Buy at Palmetto State Armory

Where to buy

Store	Price	Availability	Buy	Add to build
Palmetto State Armory	$99.99checked Oct 1, 2026	Check store	Buy at Palmetto State Armory

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

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

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Store	Latest	Lowest	Highest
Palmetto State Armory	$99.99	$99.99	$99.99

Since Sep 28, 2026.

About this part

The PSA AR15 16" M4 5.56 NATO 1:7 Nitride Barrel - 7782495 is a 16" 5.56 / .223 barrel. One store lists it, Palmetto State Armory at $99.99.

Fits and works with

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

Specifications

Platform: AR-15
Barrel length: 16"

From the manufacturer

16" Barrel LengthChrome Moly Steel BarrelCarbine Length Gas SystemM4 Profile (uses .750 diameter gas block)5.56 NATO Chamber1 in 7" Barrel TwistNitride Barrel Finish

Please check the barrel closely for any irregularities. It is the builder's responsibility to check headspace before assembling.
In the unlikely event you have an obvious issue with a barrel, STOP AND DO NOT ASSEMBLE or modify. Contact Customer Service for warranty replacement. Barrel is non-returnable if it has been installed, fired or modified from original shipped state.