So folks, total new guy here. I?ve never built an AR more than buying a complete upper and building a lower myself. That being said, I?ve decided I want to build a 10.5-12? Grendel pistol. I?m tired of toting my 24? monster anywhere but the bench. Lol. Anybody have any ideas or advice on the project? All I know is that it?ll end up with a thermal/NV just to knock down swine at a seconds notice day or night at this point.
Pistol Build ideas?
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I think you'll really like a 6.5 Gr pistol!! I used a Ballistic Advantage 12.5" barrel. Accuracy is good; ~1.25" using American Gunner & other Hornady factory ammo. Haven't had the time to try any reloads in it yet, but hope to soon. I had to drill the gas port out to get it to run correctly. It came with a .055" gas port per BA, they said they assumed everyone would use a suppressor on that 12.5" barrel, I don't. I measured it as .050". After I drilled it to .073" it runs like a champ. Gamma 6.5 VG6. Vortex 2-7x32. It's on a 80% lower I finished, Geissele S3G trigger with a Law folder and a Tailhook brace. It's my favorite AR right now. The lower used to have a 10.5" 5.56 upper on it, I still have that upper, but haven't used it in quite a while.
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Originally posted by wideglidejoe View PostI think you'll really like a 6.5 Gr pistol!! I used a Ballistic Advantage 12.5" barrel. Accuracy is good; ~1.25" using American Gunner & other Hornady factory ammo. Haven't had the time to try any reloads in it yet, but hope to soon. I had to drill the gas port out to get it to run correctly. It came with a .055" gas port per BA, they said they assumed everyone would use a suppressor on that 12.5" barrel, I don't. I measured it as .050". After I drilled it to .073" it runs like a champ. Gamma 6.5 VG6. Vortex 2-7x32. It's on a 80% lower I finished, Geissele S3G trigger with a Law folder and a Tailhook brace. It's my favorite AR right now. The lower used to have a 10.5" 5.56 upper on it, I still have that upper, but haven't used it in quite a while.
Man, I wish I had the equipment to finish 80%ers myself. Just don’t have the tools/equipment yet. I’m about to pick up some 80% to sit on until I do though.
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My 12" using the group buy barrel. I'm going to change the scope though. Gibbz side charge upper. SBA3 brace.Attached Files
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So building an upper is simple just requires some tools, a vise, torque wrench. And reaction rod or bev block to hold the upper.
I switched out my vg6 brake for a linear comp, unless you wear hearing protection when you use it, the bark is fierce.
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Originally posted by wideglidejoe View PostI think you'll really like a 6.5 Gr pistol!! I used a Ballistic Advantage 12.5" barrel. Accuracy is good; ~1.25" using American Gunner & other Hornady factory ammo. Haven't had the time to try any reloads in it yet, but hope to soon. I had to drill the gas port out to get it to run correctly. It came with a .055" gas port per BA, they said they assumed everyone would use a suppressor on that 12.5" barrel, I don't. I measured it as .050". After I drilled it to .073" it runs like a champ. Gamma 6.5 VG6. Vortex 2-7x32. It's on a 80% lower I finished, Geissele S3G trigger with a Law folder and a Tailhook brace. It's my favorite AR right now. The lower used to have a 10.5" 5.56 upper on it, I still have that upper, but haven't used it in quite a while.
I’d like to see that. What’s your OAL on that one? I’m flip flopping between barrel lengths.
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Originally posted by EastTexasAg View PostI?d like to see that. What?s your OAL on that one? I?m flip flopping between barrel lengths.
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