Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Government Export Restriction Government Export Restriction
Government Restriction Government Restriction
You May Also Like
Amend2 Kinetic Development Group Mod-3 Magazine, KA2-20 SCAR 17/17S/20/20S, 7.62x51mm NATO/.308 Winchester, 20 Round, Black, SCARMOD3BLK20-20RD
Amend2 Kinetic Development Group Mod-3 Magazine, KA2-20 SCAR 17/17S/20/20S, 7.62x51mm NATO/.308 Winchester, 20 Round, Black, SCARMOD3BLK20-20RD
(2)
List: $32.99 $29.99 Save Up to $3.00
Warpath Coffee Mariner's Blend Ground Coffee, Dark Roast, Black, 12 Ounce, 104, 104
Warpath Coffee Mariner's Blend Ground Coffee, Dark Roast, Black, 12 Ounce, 104, 104
(3)
List: $19.99 $14.95 Save Up to 25%
Best Rated PMC Ammunition Bronze .308 Winchester 147 Grain Full Metal Jacket Brass Rifle Ammunition, 20 Rounds, 308B
PMC Ammunition Bronze .308 Winchester 147 Grain Full Metal Jacket Brass Rifle Ammunition, 20 Rounds, 308B
(29)
List: $41.54 $21.09 Save Up to 49%
Blazin' Deal TRYBE Defense 16 in Blackout Government Profile AR Carbine Barrel, .300, 5/8X24 Threads, Nitride, Black, BARCARBT16300
TRYBE Defense 16 in Blackout Government Profile AR Carbine Barrel, .300, 5/8X24 Threads, Nitride, Black, BARCARBT16300
(11)
List: $179.99 $124.49 Save Up to 31%
Best Rated TRYBE Defense 16 in Wylde Government Profile AR Carbine Barrel, .223 Wylde, 1/2X28 Threads, Nitride, Black, BARCARBT16223
TRYBE Defense 16 in Wylde Government Profile AR Carbine Barrel, .223 Wylde, 1/2X28 Threads, Nitride, Black, BARCARBT16223
(23)
List: $172.99 $119.99 Save Up to 31%
Free 2 Day Shipping TRYBE Defense Milspec Complete AR10 .308 Bolt Carrier Group BCG, Nickel Boron, BCG308-NB
TRYBE Defense Milspec Complete AR10 .308 Bolt Carrier Group BCG, Nickel Boron, BCG308-NB
(74)
List: $214.99 $169.99 Save Up to 21%
Free 2 Day Shipping TRYBE Defense AR-15 M-LOK 15in Extra Lightweight Handguard w/ Cut Away Rail, Black, 15 Inch, HDG15CR-BL
TRYBE Defense AR-15 M-LOK 15in Extra Lightweight Handguard w/ Cut Away Rail, Black, 15 Inch, HDG15CR-BL
(91)
List: $159.99 $109.99 Save Up to 31%
Blazin' Deal TRYBE Optics DiMA1000 Laser Rangefinder with Mount, Black, TROLRF
TRYBE Optics DiMA1000 Laser Rangefinder with Mount, Black, TROLRF
(6)
List: $764.99 $615.34 Save Up to 20%
Blazin' Deal TRYBE Optics Enhancer Rifle Scope Magnification Quadrupler, 4x54mm, 30mm Tube, Black, ENHRS4X
TRYBE Optics Enhancer Rifle Scope Magnification Quadrupler, 4x54mm, 30mm Tube, Black, ENHRS4X
(4)
List: $799.99 $288.80 Save Up to 64%
Blazin' Deal TRYBE Defense Muzzle Brake, .30, 5/8x24, Black, TRBDMZBK30-BK
TRYBE Defense Muzzle Brake, .30, 5/8x24, Black, TRBDMZBK30-BK
(15)
List: $69.99 $39.00 Save Up to 44%
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
Finish
All
Color
All
Search
Click to select this item for your bundle offer!

Buy Together and Save

As low as $777.04
You Save Up to 13%
OP Bucks$15.50

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
Threads per Inch: 5/8x24
Handguard Type: Free-Float
Muzzle Device: A2 Flash Hider
Gun Model: M5
Condition: New
Fabric/Material: 416R Stainless Steel
Gas Block Journal Size-Diameter: .750 in
Handguard Length: 15 in
Gun Rail: Picatinny
Gun Make: Aero Precision
Included Accessories: None
Barrel Material: 416R Stainless Steel
Weight: 68.5 oz
Magazine Included: No
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, Black, APAR538105M26 , MPN: APAR538105M26 , Code: 29D-UFH-YM116K-APAR538105M26
  • 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 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
Compare (0)