Product Features & Specifications

This AR15 Complete Upper Receiver, paired with the ATLAS R-ONE handguard streamlines the appearance of your next AR15 build by removing the Forward Assist. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you can maximize the weight savings for your next build

Includes:

AR15 Assembled Upper Receiver with Forward Assist

7" M-LOK ATLAS R-ONE Handguard

8" .300 Blackout CMV Barrel

Low Profile Gas Block and Pistol Length Gas Tube

Product comes assembled

AR15 Upper Receiver with Forward Assist Features:

M4 Feedramps

.250 takedown pin holes

Laser engraved T-marks

No forward assist provisions

Port door installed

8" .300 Blackout Barrel Features:

Length: 8"

Twist: 1 in 7

Muzzle: 5/8x24 Threaded

Material: 4150 Crome Moly Vanadium

Finish: QPQ corrosion resistant finish both inside and out

Gas Block: .750

Gas Port: .109

Gas System Length: Pistol

Weight: 18oz

M4 Barrel Extension

HP and MPI Tested

SKU APAR610601M1

UPC 840014610129