PSA 16" M4 Nitride 1:7 MOE OD Green Freedom Upper w/ BCG & CH - 516445833

Upper Receiver

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Best price

$299.99at 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	$299.99checked 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.

Price history

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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	$299.99	$299.99	$299.99

Since Sep 28, 2026.

About this part

The PSA 16" M4 Nitride 1:7 MOE OD Green Freedom Upper w/ BCG & CH - 516445833 is a 16" AR-15 upper receiver. One store lists it, Palmetto State Armory at $299.99.

Fits and works with

Barrel length: 16" · Handguards

Specifications

Platform: AR-15
Barrel length: 16"

From the manufacturer

Barrel: Nitride finished 4150V chrome moly vanadium 16" barrel. Chambered in 5.56 NATO, with a 1:7 twist rate, M4 barrel extension, and a carbine length gas system. Barrel is is finished off with Magpul MOE OD Green carbine length handguards, F-Marked gas sight base, and an A2 flash hider.
Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized for durability. These uppers are made for us right here in the USA by a mil-spec manufacturer.
Bolt: Full-auto profile bolt carrier group. Milspec Carpenter No. 158® steel bolt, shot peened, gas key hardened to USGI Specifications, fastened with grade 8 screws, and staked per Mil-Spec. 8620 steel M-16 profile carrier is chrome lined and phosphate coated.