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5/9/2012 10:21:04 AM EDT
So...  I'm eagerly awaiting parts in the mail and back orders to be filled for the completion of my Lower..  This leaves me with just my upper to finish off my first build.

I've been set on the Adams Arms Tactical Evo 16" Medium Contour, 1/7 twist, 4140 steel finished with melonite, piston action upper..

But....  As I've researched more and more, I start to wonder how affective is the .223 or 5.56 NATO round?  Sure, its great for Coyote and target shooting, but that doesn't make for a very practical round to me.

I have a 30-06 for deer hunting, a 9mm piston for self def with a .40 in the budget.
I plan on building a Ruger 10/22 in the near future to handle varmint hunting..

a .50 cal AR is ridiculously expensive per round to shoot...

I was thinking about something along the lines of a .30 cal; such as an AR-10, a 6.5 Grendel or a 7.62mm that shoots the Mossin ammo.
What's ya'lls 2 cents on this dilemma?

How hard is it to assemble a 7.62 or Grendel?  IE, can I still use a standard Mil-Spec upper receiver and BCG; only needing to have the proper barrel, or is there more to it than that?

Thanks in advance
5/9/2012 10:36:54 AM EDT
[#1]
practical round


When you start venturing off into wildcats and newer calibers...practical goes out the widow. If you want something other than 5.56/223 and want it to be practical, look into x39's and 6.8's...most of which will need at least the barrel, a different bolt assy. and magazine. There are some wildcat 30 cal cartridges coming into the light that don't require different bolts or magazines than the 5.56.
5/9/2012 11:00:55 AM EDT
[#2]
check out the ammo oracle and box of truth.
a 556 round can be very effective. The most common 55 gr fmj isn't really a great round for putting something down. A 62 gr hp/sp or larger is going to drop most things pretty quick.

that being said build yourself a 50 beo

the 300 blk or aac only needs a barrel swap but this round is better for shorter barreled subsonic loads bla bla
5/9/2012 11:42:39 AM EDT
[#3]
You would want to read a lot in the AR Varients section of the forum.

There they have a pinned topics:
AR15 Variants: Caliber-specific FAQs

AR15 Variants: Links to picture threads .


If you browse through the topics you'll see a lot of people listing pics, all the parts they used, where they bought them and how much they paid.
5/9/2012 12:30:56 PM EDT
[#4]
NICE!!!  Thank you!

This will be huge!
5/9/2012 12:56:11 PM EDT
[#5]
Quoted:
So...  I'm eagerly awaiting parts in the mail and back orders to be filled for the completion of my Lower..  This leaves me with just my upper to finish off my first build.

I've been set on the Adams Arms Tactical Evo 16" Medium Contour, 1/7 twist, 4140 steel finished with melonite, piston action upper..

But....  As I've researched more and more, I start to wonder how affective is the .223 or 5.56 NATO round?  Sure, its great for Coyote and target shooting, but that doesn't make for a very practical round to me.

I have a 30-06 for deer hunting, a 9mm piston for self def with a .40 in the budget.
I plan on building a Ruger 10/22 in the near future to handle varmint hunting..

a .50 cal AR is ridiculously expensive per round to shoot...

I was thinking about something along the lines of a .30 cal; such as an AR-10, a 6.5 Grendel or a 7.62mm that shoots the Mossin ammo.
What's ya'lls 2 cents on this dilemma?

How hard is it to assemble a 7.62 or Grendel?  IE, can I still use a standard Mil-Spec upper receiver and BCG; only needing to have the proper barrel, or is there more to it than that?

Thanks in advance


1)AR10 and AR15 use different lowers so if you have the lower already you would have to either buy another or scrap the ar10 idea.
2)The 7.62 uppers that you see all over shoot 7.62x39 NOT 7.62x54r so you would NOT be using the same ammo as a mossin. It's the same stuff you would use in an SKS or most tyles of AK
3) If it's your first one just build a .223, paper dies the same with big or little holes, ammo is easy to find, and affordable
4) You already have an -06 for deer and other larger game

Just my opinion, YMMV
5/9/2012 1:43:40 PM EDT
[#6]
If you want everything else the same except a barrel, you could build a .300 AAC Blackout barrel. It's dimensions are 7.62x35mm. Heavy round.. works very well suppressed.
5/10/2012 9:30:06 AM EDT
[#7]
Quoted:
If you want everything else the same except a barrel, you could build a .300 AAC Blackout barrel. It's dimensions are 7.62x35mm. Heavy round.. works very well suppressed.


Oh HELL'S YA!!!

So.... I've heard of "Black Out" guns, but never had a clue what they were talking about.  I am in friggin love with this design now that I understand what it is!

I may stick with the AA Tactical Evo 5.56 that I have on the list for now, but will definitely be getting a Black Out upper later on!  Only thing preventing me from jumping on it now, is I don't know much about the various manufacturer's..
My requirements for the purchase will be
-A free floated barrel
-A flat upper with picatiny rail from receiver to gas block
-A half circle/half quad rail hand guard would be ideal, but I'll settle for a full quad if needs be.

I don't know anything about CMMG products, but Daniel Defense makes this complete upper and I know they are a quality shop.
5/10/2012 9:40:22 AM EDT
[#8]
There are a lot of different modular/customizable hand guards to choose from. Basically they are smooth tubes that you could attach a rail anywhere you like. Here are just a few:

Troy Industries
Apex Handguard Systems
JP Rifles
Samson
Yankee Hill Machine
5/10/2012 12:36:30 PM EDT
[#9]
Well crap.... The more I read reviews, opinions, etc... the more confused I get..

Obviously.... there's no "magic bullet" here..  Apparently, I heavier grain .223 will hunt deer just dandy if you're a good enough shot (which I am) and its legal in TX (where I'm at).
The biggest advantage of the .223 is that in a SHTF situation, you're almost guaranteed to be able to scavenge parts/ammo.  

Most every caliber that works within an AR 15 lower has to compromise case size to fit the larger bullets, causing issues with range accuracy.  I'll typically shoot around the 200 yd range, but want something accurate to 500 yd.
I also need something that has fairly easy to acquire ammo..

Just like my 30-06, I really am best off in getting the right guns for the right task.  I had visions of getting an AR lower and having uppers for all sorts of stuff, but as I research, it seems like the best $ for each situation is as follows:

Varmint hunting:
Ruger 1022 (this gun is out of the store cheaper than the AR conversion kit, let alone the AR itself)

Med Game (Deer/Hog)
30-06 (I already own 1 and can buy another or 30.-30 cheaper, plus an AR built to compete with the Remington 700 will have very specialized parts, thus defeating the modularity of the platform)

SHTF, Zombie Apocalypse, Home Def:
The AR 15 chambered for 5.56 NATO that I've already spec'd out.

Thanks for the advice and opinions everyone, looks like my original plan is still my best.
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