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Questions & Answers
Is this the fluted 18” barreled upper? Expert Answer

These Aero Precision M5 18in .308 SS Complete Upper Receiver's do not feature a fluted barrel.

by Ethan, Gear Expert, October 4, 2022
Is a bolt carrier group installed? Expert Answer

The Aero Precision M5 18in .308 SS Complete Upper Receiver does not come with a BCG or charging handle. The BCG at the link below will work and the charging handle at the second link below will work.
https://www.opticsplanet.com/aero-precision-308-bcg-black-nitride.html
https://www.opticsplanet.com/aero-precision-apra700301c-charging-handle-m5-platform-black-7075-t6-aluminum.html

by Hunter, Gear Expert, July 18, 2022
2 Models Available
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ATTENTION! We currently do not ship this product to AK, CA, HI, IL, NY, WA, P.O. Boxes, and U.S. Territories. Please see our policies for more information.

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

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

The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.image

Product comes assembled.

Specifications for Aero Precision M5 18in .308 SS 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
Firearms Threads Per Inch: 5/8x24
Handguard Type: Free-Float
Muzzle Device: A2 Flash Hider
Gun Model: M5
Fabric/Material: 416R Stainless Steel
Gas Block Journal Size-Diameter: .750 in
Handguard Length: 15 in
Gun Rail: Picatinny
Gun Make: Aero Precision
Barrel Material: 416R Stainless Steel
Weight: 68.5 oz
Magazine Included: No
Condition: New
Included Accessories: None
Mount Type: M-LOK
Projectile Caliber: .308 Caliber
Country of Origin: USA

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

Aero Precision M5 18in .308 SS 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 SS Rifle Barrel, w/ATLAS S-ONE 15in M-LOK Handguard, Anodized, Flat Dark Earth, APAR538115M26 , MPN: APAR538115M26 , Code: 29D-UFH-YM116K-APAR538115M26
  • Aero Precision M5 Complete Upper Receiver, 18in .308 SS Rifle Barrel, w/ATLAS S-ONE 15in M-LOK Handguard, Anodized, Black, APAR538105M26 , MPN: APAR538105M26 , Code: 29D-UFH-YM116K-APAR538105M26

Aero Precision M5 18in .308 SS 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 SS Rifle Barrel, w/ATLAS S-ONE 15in KeyMod Handguard, Anodized, Black, APAR538005P26 , MPN: APAR538005P26 , Code: 29D-UFH-YM116K-APAR538005P26
  • Aero Precision M5 Complete Upper Receiver, 18in .308 SS Rifle Barrel, w/ATLAS S-ONE 15in KeyMod Handguard, Anodized, Flat Dark Earth, APAR538015P26 , MPN: APAR538015P26 , Code: 29D-UFH-YM116K-APAR538015P26
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