Aero Precision M4E1 Threaded Barreled AR-15 Upper Receiver .300 BLK Pistol - ATLAS R-ONE - 10"

Aero Precision M4E1 Threaded Barreled AR-15 Upper Receiver .300 BLK Pistol - ATLAS R-ONE - 10" SKU: APAR700702M4 MPN: APAR700702M4 DETAILS Note: This barreled upper receiver assembly has a barrel length under 16” and is, therefore, subject to all NFA rules and regulations. Know your local laws before purchasing. This Aero Precision Upper does not include a BCG or charging handle.This Aero Precision M4E1 Threaded upper receiver group comes completely assembled with a 10” .300 Blackout barrel and a pistol-length gas system to ensure reliable function. Forged from 7075-T6 aluminum, this upper receiver features a billet design at a much lower cost and looks great when paired with the M4E1 lower receiver. The ATLAS R-ONE, free float handguard, is made from the same material with the same hard coat anodized finish and features a lightened profile with M-LOK slots for accessories. This .300 Blackout AR-15 barreled upper receiver assembly does not include a BCG or charging handle