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Customer Reviews
Helpful Positive Review
Exceeded my expectations! by JB, Verified Owner, February 7, 2022
I chose this upper for my first AR 10 build. Put it together and eagerly headed to the range even though my scope had not arrived. I pulled an Eotech off of my AR15 and after a few shots got it tuned in. I then shot a 10 round group that you can cov...
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3/3 found this helpful
Most Recent Reviews
Junk and poor customer service by Jonny0727, Verified Owner, November 4, 2024
Bad handgaurd right out of the box, aero precision customer service wants a blood sample to do anything about it, spend more on daniel defense or even less on palmetto state armory both companies superior in every wich way as opposed to aero precisio...
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0/1 found this helpful
Most Recent Reviews
Aero has not impressed me by Jonny0727, Verified Owner, July 3, 2024
Aero precision has been offered a lot around my local gun shops lately. Bought a few stripped lowers also and always some kind of problem and this upper is no diffrent. Out of the box it's beautiful,also bought a aero bcg and man is it tight in this ...
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Most Recent Reviews
Awesome product, well made in the USA, quality machining and craftsmanship.
Most Recent Reviews
Upper Receiver by ScoMu, May 29, 2022
Fekkin awesome! Magnificent piece of machinery!! Would recommend to a friend, 100%. Great price for a great product. Well worth it. Looks amazing!!!!..............................................................
Most Recent Reviews
I am very pleased with how my order came to me without delay during the holiday season. I was impressed to see the level of care they took in packing the item. I am very happy with the Aero Precision M5 upper and can't wait to take it out during hun...
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Read All 6 Reviews

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Product Info for Aero Precision M5 18in .308 CMV Complete Upper Receiver with Flash Hider w/ ATLAS S-ONE Handguard

Boost your potential at the range or on the hunting grounds by adding this Aero Precision M5 18in .308 CMV Complete Upper Receiver w/ ATLAS S-ONE Handguard. Forged from 7075 T6 aluminum, these Aero Precision AR15 Upper Receivers are rugged and lightweight to assist your performance in the backcountry or at the range. Then, pair these uppers with the ATLAS S-ONE Handguard to get a free-floating platform that's compatible with low profile gas blocks as well. The aerospace-grade handguard mounting system on this Aero Precision M5 18in .308 CMV Complete Upper Receiver w/ ATLAS S-ONE Handguard is highly dependable for years to come. For a more stable shot, this handguard has three quick-disconnect sockets so that you can carry your rifle with a sling, and you can easily remove this device in emergency situations, as well. These grooves in the center of the handguard add a positive grip control for precise shooting. Boost your potential at the range, on the hunting grounds or anywhere else with this Aero Precision M5 18in .308 CMV Complete Upper Receiver w/ ATLAS S-ONE Handguard.image

Specifications for Aero Precision M5 18in .308 CMV Complete Upper Receiver with Flash Hider w/ ATLAS S-ONE Handguard:

Manufacturer: Aero Precision
Caliber: .308 Winchester
Barrel Length: 18 in
Gas System Length: Rifle Length
Barrel Twist Rate: 1-10
Handguard Type: Free-Float
Muzzle Device: A2 Flash Hider
Gun Model: M5
Condition: New
Fabric/Material: 4150 Chrome Moly Vanadium
Gas Block Journal Size-Diameter: .750 in
Handguard Length: 15 in
Gun Rail: Picatinny
Gun Make: Aero Precision
Included Accessories: None
Weight: 68.5 oz
Magazine Included: No
Mount Type: M-LOK
Projectile Caliber: .308 Caliber
Threads per Inch: 5/8x24
Country of Origin: USA

Features of Aero Precision M5 18in .308 CMV Complete Upper Receiver with Flash Hider w/ ATLAS S-ONE Handguard

  • M5 Assembled Upper Features:
  • Forged from 7075 T6 aluminum
  • M4 Feedramps
  • .2795 takedown pin holes
  • Laser engraved T-marks
  • DPMS High Profile (.210) Tang)
  • Includes port door and forward assist
  • ATLAS S-ONE Handguard Features:
  • Front and rear picatinny rail
  • Eliminated center of top rail for weight reduction
  • Indexing grooves in 12:00 position for positive grip control
  • Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
  • Compatible with low profile gas blocks
  • 1.5in Inside diameter
  • 1.75in Outside diameter
  • Compatible with AR-308 Upper Recievers with a thread pitch of 1-7/16 x 16 along with a DPMS High Profile (.210) Tang Rail
  • Learn More about our NEW ATLAS S-ONE Hanguards
  • 18in .308 Stainless Steel Barrel Features:
  • Twist: 1 in 10
  • Threading: 5/8 x 24
  • Material: 416R Stainless Steel
  • Finish: Bead Blasted
  • Gas Block Journal: .750
  • Gas System Length: Rifle Length
  • Weight: 51.2 oz
  • DPMS Barrel Extension
  • HP and MPI Tested

Package Contents:

  • Aero Precision M5 18in .308 CMV Complete Upper Receiver with Flash Hider w/ ATLAS S-ONE Handguard

Aero Precision M5 18in .308 CMV Complete Upper Receiver with Flash Hider w/ ATLAS S-ONE Handguard Orderable Models

List of Orderable Models

  • Aero Precision M5 Complete Upper Receiver, 18in .308 Rifle Barrel, w/ATLAS S-ONE 15in M-LOK Handguard, Anodized, Black, APAR538105M25 , MPN: APAR538105M25 , UPC: 840014609215 , Code: 29D-UFH-YM91K-APAR538105M25
  • Aero Precision M5 Complete Upper Receiver, 18in .308 Rifle Barrel, w/ATLAS S-ONE 15in M-LOK Handguard, Anodized, Flat Dark Earth, APAR538115M25 , MPN: APAR538115M25 , Code: 29D-UFH-YM91K-APAR538115M25

Aero Precision M5 18in .308 CMV Complete Upper Receiver with Flash Hider w/ ATLAS S-ONE Handguard Unavailable & Discontinued Models

List of Unorderable Models

  • Aero Precision M5 Complete Upper Receiver, 18in .308 Rifle Barrel, w/ATLAS S-ONE 15in KeyMod Handguard, Anodized, Black, APAR538005P25 , MPN: APAR538005P25 , Code: 29D-UFH-YM91K-APAR538005P25
  • Aero Precision M5 Complete Upper Receiver, 18in .308 Rifle Barrel, w/ATLAS S-ONE 15in KeyMod Handguard, Anodized, Flat Dark Earth, APAR538015P25 , MPN: APAR538015P25 , Code: 29D-UFH-YM91K-APAR538015P25
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