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I have an aero precision stripped lower that I am building up right now. I am trying to decide what brand I should look at for uppers or full build kits to complete it. From the looking I have done it is most likely between PSA and BCA. So if anyone has any advice on which to pick or other suggestions, I am all ears. I am looking to make a cheaper gun but not a piece of shit gun. I was also looking at Ceratac, if anyone has had any experience w. them. I've dealt with their customer service just to ask questions and they were very helpful but they're extremely cheap so I get worried. So any help would be appreciated. Sorry for the wall of text.

TL/DR: I'm building an AR15 and need to buy a cheap(yet somewhat reliable) brand complete upper receiver, any suggestions, advice, warnings, or otherwise relevant information is welcomed and will be appreciated.

I have an aero precision stripped lower that I am building up right now. I am trying to decide what brand I should look at for uppers or full build kits to complete it. From the looking I have done it is most likely between PSA and BCA. So if anyone has any advice on which to pick or other suggestions, I am all ears. I am looking to make a cheaper gun but not a piece of shit gun. I was also looking at Ceratac, if anyone has had any experience w. them. I've dealt with their customer service just to ask questions and they were very helpful but they're extremely cheap so I get worried. So any help would be appreciated. Sorry for the wall of text. TL/DR: I'm building an AR15 and need to buy a cheap(yet somewhat reliable) brand complete upper receiver, any suggestions, advice, warnings, or otherwise relevant information is welcomed and will be appreciated.

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[–] 0 pt

Good to know. This may be a stupid question, but so .223 wylde will shoot both .223 and .556? That is what I thought but just double checking. For some reason it is always labeled as .223 wylde and not just wylde or .556 wylde. Also I have heard that if chambered to shoot .556 then putting .223 through it is no problem, but not the other way around. Is that so? And if that is the case, then what would be the difference between .223 wylde and .555 NATO? Sorry for all the questions. I really do sppreciate the help.

[–] 1 pt

I can't explain it better than this: https://en.wikipedia.org/wiki/.223_Wylde_chamber

[–] 0 pt

I guess I'm kinda a dickhead for not just starting there. Lol. But thank you. Appreciate it.

[–] 0 pt

Lots of information online about ARs but you got a solid summary here. Your configuration ultimately depends on your projected use. A basic personal defence weapon doesn't have to be complex or expensive.