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12% Off Almost Everything w/ Code: FREEDOM12 or Free Shipping On $99+ w/ Code: 99FREESHIP

AR-15 UPPER PARTS KIT

AR-15 UPPER PARTS KIT Reviews & Ratings

The Aero Precision upper parts kit includes the parts you need to assemble your AR15 Upper Receiver.

INCLUDES:

  • Forward Assist Assembly
  • Forward Assist Spring
  • Forward Assist Roll Pin
  • Ejection Port Cover Door
  • Ejection Port Cover Rod with c-clip
  • Ejection Port Cover Spring

See all of our AR15s and AR15 parts here.

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Reviews Summary
The AR-15 Upper Parts Kit receives high praise for its easy installation, solid quality, and fit with various upper receivers. Many reviewers appreciate the inclusion of components like the C-clip pre-installed. However, some users have concerns about the forward assist design and grease on parts. Overall, it is regarded as a reliable, cost-effective choice.
What Reviewers Are Saying
Product Quality
75%
Users frequently commend the quality and manufacturing of the parts, noting clean machining and solid performance. Many feel they are getting good value for their money, contributing to positive overall sentiments towards the product.
Ease of Installation
70%
Installation is a recurring theme, with several reviews highlighting the simplicity of assembling the kit onto different receivers. Users appreciate the pre-installed C-clip, which makes for an efficient build process.
Fit and Compatibility
60%
Most reviewers report that the kit fits well with various upper receivers, such as Aero and Brownells. Few users, however, mention minor mismatches or compatibility issues, emphasizing the importance of checking fitment before use.
Forward Assist Design
30%
A notable concern among reviewers involves the design of the forward assist. Some users perceive it to be of inferior quality compared to other brands, suggesting it looks and feels cheap, particularly regarding sharp edges and the potential for failure.
Shipping Experience
25%
Many reviewers mention fast shipping as a positive aspect of their experience, indicating that quick delivery contributes to overall satisfaction with the purchase.
Grease and Maintenance Issues
20%
A few reviewers express concerns about excessive grease on certain parts, which can create difficulties during installation. Recommendations for cleaning prior to assembly highlight the need for careful maintenance.
Value for Money
50%
Several users emphasize the kit's affordability as a significant positive aspect, suggesting that while it costs slightly more than basic options, the quality justifies the price.
5
Easy install
The C clip was already installed on the rod so I didn’t have to worry about it getting lost when I tried to install it.
Would you recommend this? Yes, I would recommend to a friend
5
Simple installation
So I messed up and put the barrel on before putting the ejector port cover on. No big deal other than it's an M4E1 with no through hole at the rear of the port cover. So off came the barrel nut and on went the port cover - didn't even have to remove the tiny C-clip! Forward assist was simple to install, mainly due to the M4E1 upper having a threaded pin instead of a roll pin like most. Fit/finish/function are all plenty good, very satisfied!
5
Works just Fine
Works fine. No issues
5
Quick and Easy
Fast shipping! Have not yet installed, but it Aero, so I know it's a good kit.
5
The best of the Mil-Spec UPKs
I've used many different UPKs. This is by far the best. The Dust Cover is Rigid and Robust. The Spring is stiff and keeps the Cover opened with Authority.
5
AERO has nice toys that work
This one is for just in case . Have used 3 others and guess what I keep coming back for more. Just don't loose the C CLIP.
5
Everything you need for an upper
Forward assist and dust cover with all hardware. It all comes in 1 bag, so check for forward assist pin inside of the dust cover mounting hole (where mine worked itself into). Quality and no frills.
5
Perfect fit
Fits the Aero upper like it is supposed to. Couldn't ask for better.
5
Costs a bit more but does the job
Typical UPK that costs a little more because of the name. Was installed in a Brownells Upper Receiver without any issues. Fit and function were perfect. As with all mil-spec dust covers Ive ever owned, expect it to have multiple annoying scratches.
5
Nice parts kit
Nice parts kit. Clean machining, good fit and finish. American made.