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M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded ODG Cerakote
M5 (.308) Assembled Upper Receiver Threaded ODG Cerakote
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded Black
M5 (.308) Assembled Upper Receiver Threaded ODG Cerakote
M5 (.308) Assembled Upper Receiver Threaded ODG Cerakote
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded OD Green
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
M5 (.308) Assembled Upper Receiver Threaded Kodiak Brown
None
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AERO PRECISION - M5 (.308) Assembled Upper Receiver Threaded OD Green

27 Reviews
Color
Finish
M5 (.308) Assembled Upper Receiver Threaded OD Green
Brownells #
430103905
MFR #
APAR308631AC
UPC
840014618347
$179.99
Coupon Code
Purchase Limit Help

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International purchase information

Specifications
Attachment Type:
Picatinny
Color:
O.D. Green
Cartridge:
308 Winchester
Material:
Aircraft Aluminum
Quantity:
1
Make Model Fit:
AR-308.Universal
Finish:
Anodized
Receiver Style:
Assembled
Hand:
Right
Item Weight (lbs):
0.875
Restriction
Restricted Part:
Yes
View US State Restrictions
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International purchase information

What is the AERO PRECISION - M5 (.308) Assembled Upper Receiver Threaded OD Green?

The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept standard .308 components and is the perfect upper for your big bore build. Match this with Aero's M5 .308 lower receiver for a solid and dependable fit.


FEATURES:

  • M4 Feedramps
  • .2795 takedown pin holes
  • Laser engraved T-marks
  • DPMS High Profile (.210) Tang)
  • Includes port door and forward assist


INCLUDES:

  • M5 .308 Assembled Upper Receiver


SPECS

  • Platform: M5
  • Material: Machined from 7075-T6 forged aluminum
  • Select Your Finish: Anodized Black
  • Compatibility: Accepts standard AR .308 components
  • Weight(s): 14 oz
  • Other: Barrel nut threads: 1 7/16"-16

Restricted Part
Please check with your state regulations for ownership of Restricted Parts. May require documentation.

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M5 (.308) ASSEMBLED UPPER RECEIVER /NO BARREL FOR AR .308 REVIEWS

4.5
27 Reviews
5 Stars
78%
4 Stars
11%
3 Stars
4%
2 Stars
0%
1 Stars
7%
Reviews Summary
The M5 (.308) Upper Receiver impresses users with its quality and precision fit. Many praise its compatibility with various lowers and affordability, though some report issues with the ejection port cover and minor alignment problems. Overall, customers find it a strong choice for AR builds, especially when paired with Aero's other components.
What Reviewers Are Saying
Product Quality
70%
A strong consensus exists among reviewers regarding the exceptional quality of the Aero M5 upper receiver. Users frequently note excellent finish and precision fitment with various lowers, reinforcing Aero's reputation for reliable manufacturing. This theme was highlighted by 70% of reviewers.
Fit and Compatibility
65%
Reviewers emphasize the fit of the upper receiver, noting that it fits well with Aero lowers and others with slight adjustments. While most report a snug fit, some experienced minor alignment issues requiring filing. This aspect is crucial for users seeking compatibility with existing lowers. Discussed by 65% of reviewers.
Customer Satisfaction
60%
Overall satisfaction with the purchase is evident, as many reviewers mention their happiness with the product's performance and value for money. The reviews reflect a positive sentiment towards Aero as a brand. This theme resonated with 60% of reviewers.
Ejection Port Cover Issues
25%
Some customers reported difficulties with the ejection port cover, describing it as either too tight or malfunctioning. This feedback suggests that while the upper receiver is solid, there are aspects of design that could benefit from improvement. Affected 25% of reviewers.
Value for Money
55%
The affordability and value of the M5 upper receiver are frequently mentioned, with reviewers feeling that they got a high-quality product for a reasonable price. This theme illustrates a strong sense of value among purchasers, noted by 55% of reviewers.
5
At 10 upper w/dust cover and forward assist installed
Perfect fit to the ar 10 lower receiver.
by CHARLES PARRAMORE on December 30, 2025
Verified Purchase
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5
Aero precision m5 upper receiver
I used this for a 6.5 creedmoor build to match my aero precision lower
Would you recommend this? Yes, I would recommend to a friend
by John Ball on February 07, 2025
Verified Purchase
Was this review helpful? 0
5
Competivie price, prompting shipping
This was the product I needed, at the right time, right price. Well packaged, prompt shipping. Have since followed up with other purchases.
Would you recommend this? Yes, I would recommend to a friend
by H MARK MACHA on November 12, 2024
Verified Purchase
Was this review helpful? 0
5
We will see
It comes highly rated and it fits the lower great we will see when things start going together.
Would you recommend this? Yes, I would recommend to a friend
by A DARRELL SKOUSEN on July 29, 2024
Verified Purchase
Was this review helpful? 0
5
Aero precision m5 upper
Very pleased with the quality of this upper, fits very good with the aero lower
by DWIGHT KELDERMAN on June 14, 2024
Verified Purchase
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View All 27 Reviews
Customer Questions
0 Questions