AR-15 6mm ARC Complete Upper 16In SS Barrel

Best price

$749.99at Brownells

checked Sep 30, 2026

Buy at Brownells

Where to buy

Store	Price	Availability	Buy	Add to build
Brownells	$749.99checked Sep 30, 2026	Check store	Buy at Brownells

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About this part

The AR-15 6mm ARC Complete Upper 16In SS Barrel is an AR-15 complete upper receiver from Aero Precision. One store lists it, Brownells at $749.99.

Fits and works with

Caliber: 6mm ARC · Shop matching ammo
Bolt: 6.5 Grendel / 6mm ARC · Bolt carrier groups
Barrel length: 16" · Handguards

Specifications

Manufacturer: Aero Precision
Type: Complete
Platform: AR-15
Barrel length: 16"

From the manufacturer

Available for Order Today, 6mm ARC Complete Upper Receiver Groups from Aero Precision

Brownells partnered with Aero Precision and Ballistic Advantage to bring Upper Receivers in the exciting new 6mm ARC to market. Each Aero Precision 6mm ARC Complete Upper Receiver features a M4E1 Receiver with Atlas R-One 15 Inch Handgaurd. Each Stainless Steel Barrel is precision machined by Ballistic Advantage, with a 1-7 twist and a bead blast finish, and in the case of the 18 inch model an optional black nitride finish. 16” and 18” upper offer a mid-length gas system and the longer 20” and 24” setups have a rifle length gas system. Uppers include a matched 6mm ARC Bolt with Carrier. The muzzle is capped with a VG6 Gamma Muzzle Brake.