Aero Precision AR15 Complete Upper w/ No Forward Assist, 8" .300 Blackout Barrel, 7" M-LOK ATLAS R-ONE Handguard - Anodized Black - APAR610601M1

Aero Precision APAR610601M1: 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 Aero Precision's lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you can maximize the weight savings for your next build. This complete upper does not include BCG or Charging Handle. 

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
• The muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel.

AR15 Upper Receiver with Forward Assist Features:

• M4 Feedramps
• .250 takedown pin holes
• Laser engraved T-marks
• No forward assist provisions
• Port door installed

ATLAS R-ONE Handguard Features:

• Full top picatinny rail for optional attachments
• Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
• Compatible with low profile gas blocks
• 1.3" Inside diameter
• 1.5" Outside diameter
• Compatible with mil-spec AR15 upper receivers and barrels

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