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Questions & Answers
Will this work with a PSA Complete lower? Also what are the spec of the barrel? Is this a pistol or carbine gas system? Expert Answer

These will work on any standard AR-15 lower receiver including any of the Palmetto lowers that are standard lowers. In regards to the specs, there are 12 different upper receivers on this page that all differ slightly in specifications, so you can email us at techsales@opticsplanet.com with the exact models you are interested in and we can provide you with whatever spec you need.

by Armando R., Gear Expert, March 25, 2020
What is the barrel profile? Manufacturer Answer

This will be dependent on the specific barrel (Length & Caliber)

by Aero Precision USA, Manufacturer, April 5, 2022
Customer Reviews
Helpful Positive Review
Great upper by The upper was better than I expected. Good price for such good quality., June 23, 2022
Just the item I was looking for. Solid upper and built to do the job. It has everything you need for accessories, rails, mlock mounting locations. And in the right place.I will buy this next time I build an AR.
1/1 found this helpful
Helpful Positive Review
Most comfortable upper I have grasped by Pharm, Verified Owner, November 6, 2021
Very comfortable to grip underhand, or overhand with a very close grip that is surprisingly comfortable. Definitely noticeable how much lighter and nimble it is compared to a full 16 inch. The lack of a forward assist is very pleasing. The only reaso...
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1/1 found this helpful
Helpful Positive Review
Best Bang for Buck by Jody, Verified Owner, May 9, 2020
I will first start off by saying I have not used this much but just on first impressions it seems very well built. I don’t really think you will be able to beat this price for what you get. The hand guard feels sturdy and the finish seems durable. I ...
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1/1 found this helpful
Helpful Positive Review
Solid lightweight upper by AzShus, Verified Owner, May 20, 2020
Was looking for a lightweight upper for an AR15 Recce type build. The upper is light and the fit with an Aero lower was tight. The fit and finish were excellent for an upper in this price range. I am looking forward to getting some glass and zeroing ...
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1/1 found this helpful
Most Recent Reviews
Can’t beat this deal by Luke, March 22, 2024
Great upper for the money aero always has good products
Most Recent Reviews
Recommend with caveats. by Patriotic Realist, Verified Owner, October 31, 2022
I have a number of Aero parts and uppers, etc. I have never had issue with them and I don't expect much different with this one. The Atlas handguards are one of the best. I did, however, find that this specific lower with No Forward Assist would NOT ...
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Read All 12 Reviews
Caliber: 5.56x45mm NATO Barrel Length: 10.5 inBarrel Profile: M4 Gas System Length: Mid Length Barrel Twist Rate: 1-7 Muzzle Device: A2 Flash Hider Finish: Anodized Color: Black Gun Model: AR-15 Condition: Used Condition Quality: Fair Condition Details: Scratches Handguard Length: 9 inGun Rail: M-LOK Barrel Material: 4150 Chrome Moly Vanadium Bolt Carrier Group Included: No Charging Handle Included: No Magazine Included: No Country of Origin: USA Mount Type: M-LOK

Code: 29D-UFH-A5105-APAR610602M2-EDEMO2

MPN: APAR610602M2-EDEMO2

Product No Longer Available

Product Info for Aero Precision AR-15 10.5in 5.56x45mm NATO No Forward Assist Complete Upper Receiver with Flash Hider w/ ATLAS R-ONE Handguard

Looking for AR15 Upper Receivers with no forward assist? These complete upper receivers from Aero Precision are just the thing you need! The hardcoat anodized nitride aluminum black finish will help protect from scratches at the range or in the field.image

For those who are looking to cut weight on their AR-15 upper receiver and either don’t need or aren’t impressed with a forward assist, these are a perfect solution. Available in various pistol and carbine-length barrels, one of these assembled upper receivers will take your next build to the next level.

Note:

Click here if you’re looking for the entire Aero Precision M4E1 line!

Click here for the full Aero Precision ATLAS line!

Features of Aero Precision AR-15 10.5in 5.56x45mm NATO No Forward Assist Complete Upper Receiver with Flash Hider w/ ATLAS R-ONE Handguard:

AR15 Upper Receiver with No 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

Barrel Features:

  • Chamber: 5.56
  • Threading: 1/2"x28
  • Material: Chrome Moly Vanadium
  • M4 Barrel Extension
  • HP and MPI Tested

Package Contents:

  • Aero Precision AR-15 10.5in 5.56x45mm NATO No Forward Assist Complete Upper Receiver with Flash Hider w/ ATLAS R-ONE Handguard

Aero Precision AR-15 10.5in 5.56x45mm NATO No Forward Assist Complete Upper Receiver with Flash Hider w/ ATLAS R-ONE Handguard Accessories

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Aero Precision AR-15 10.5in 5.56x45mm NATO No Forward Assist Complete Upper Receiver with Flash Hider w/ ATLAS R-ONE Handguard Unavailable & Discontinued Models

List of Unorderable Models

  • USED Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist, 10.5in 5.56 Barrel, 9in M-LOK ATLAS R-ONE Handguard, Anodized, Black, APAR610602M2, EDEMO2, Used, Condition Fair , MPN: APAR610602M2-EDEMO2 , Code: 29D-UFH-A5105-APAR610602M2-EDEMO2
  • USED DEMO, Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist, 10.5in 5.56 Barrel, 9in M-LOK ATLAS R-ONE Handguard, Anodized, Black, APAR610602M2, EDEMO1 , MPN: APAR610602M2-DEMO-EDEMO1 , Code: 29D-UFH-A5105-APAR610602M2-DEMO-EDEMO1
  • DEMO, Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist, 10.5in 5.56 Barrel, 9in M-LOK ATLAS R-ONE Handguard, Anodized, Black, APAR610602M2 , MPN: APAR610602M2-DEMO , Code: 29D-UFH-A5105-APAR610602M2-DEMO
  • Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist, 10.5in 5.56 Barrel, 9in M-LOK ATLAS R-ONE Handguard, Anodized, Black, APAR610602M2 , MPN: APAR610602M2 , UPC: 840014610136 , Code: 29D-UFH-A5105-APAR610602M2
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