PSA 8.5" Pistol-Length 5.56 NATO 1:7 Nitride 6.5" M-LOK Upper With BCG, CH, & MBUS Sight Set - 516446691

Best price

$349.99at Palmetto State Armory

checked Mar 31, 2018

Where to buy

Store	Price	Availability	Buy	Add to build
Palmetto State Armory	$349.99checked Mar 31, 2018	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.

About this part

The PSA 8.5" Pistol-Length 5.56 NATO 1:7 Nitride 6.5" M-LOK Upper With BCG, CH, & MBUS Sight Set - 516446691 is an 8.5" 5.56 / .223 upper receiver. One store lists it, Palmetto State Armory at $349.99.

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: Pistol · Handguards
Barrel length: 8.5" · Handguards
Handguard length: 6.5" · Barrels

Specifications

Platform: AR-15
Barrel length: 8.5"

From the manufacturer

Barrel: 8.5" Chambered in 5.56 NATO, with a 1:7 twist rate, M4 barrel extension, and a pistol length gas system. This barrel is nitride treated for accuracy and durablility. It is finished off with a PSA 6.5" M-Lok free-float rail, .750" diameter low profile gas block, and an A2 flash hider.
Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. These uppers are made for us right here in the USA by a mil-spec manufacturer.
Bolt Carrier Group: For AR15 and M16 rifles and carbines. Bolt is made of shot-peened, Mil-spec Carpenter 158® steel. Gas key is secured with grade 8 fasteners and staked. Bolt carrier is parkerized outside and chrome lined inside. Includes Charging Handle.
Includes: Magpul MBUS Sight Set, Black