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Posted: 8/14/2017 10:12:02 PM EDT
What manufactures out there make a solid .308 precision AR.... but in a piston driven platform?  Why piston?  Because I love running a suppressor and I'm tired of inhaling gas and dealing with a filthy ass receiver afterwards.  Id absolutely LOVE to get a GAP or JP but theyre all DI.  Only piston option im aware of is LWRCI REPR MKII.

Thoughts?  Options?
Link Posted: 8/14/2017 10:19:46 PM EDT
[#1]
I can't help on the AR10 platform but I love my Adams Arms on the 6.5 Grendel. Cleaner cases no receiver mess and it's actually a little softer recoiling after removing some weights from the buffer and replacing with a spring front and back. Now for the bad side do not place hand over the gas block without gloves!
Link Posted: 8/14/2017 10:20:03 PM EDT
[#2]
I have a factory built piston 6.5CM from PWS.


It was hitting 1,880 yards Saturday.
Link Posted: 8/15/2017 7:59:31 AM EDT
[#3]
Discussion ForumsJump to Quoted PostQuote History
Originally Posted By BCV:
I have a factory built piston 6.5CM from PWS.


It was hitting 1,880 yards Saturday.
View Quote
What was it hitting at 1,880?
Link Posted: 8/15/2017 10:05:20 AM EDT
[#4]
Discussion ForumsJump to Quoted PostQuote History
Originally Posted By sea2summit:


What was it hitting at 1,880?
View Quote
24 at 1,880

12's at 1,035 and 800
Link Posted: 8/15/2017 10:13:15 AM EDT
[#5]
Discussion ForumsJump to Quoted PostQuote History
Originally Posted By BCV:



24 at 1,880

12's at 1,035 and 800
View Quote
Good shooting.  Total hijack but what barrel length and projectile?
Link Posted: 8/15/2017 10:23:58 AM EDT
[#6]


20" barrel 1 and 8 twist with a 140 grain bthp. It Chrono'd at about 2680.

Link Posted: 8/15/2017 11:10:07 AM EDT
[#7]
Discussion ForumsJump to Quoted PostQuote History
Originally Posted By BCV:
https://farm5.staticflickr.com/4404/36489386426_d47f8ff5e3_c.jpg

20" barrel 1 and 8 twist with a 140 grain bthp. It Chrono'd at about 2680.

https://farm5.staticflickr.com/4376/36409281612_cf1df3af3a_z.jpg
View Quote
Impressive, figured you'd be throwing 129's.  With any luck I'll be swapping my OBR to a 22" .260 this weekend and hope to be able to be consistent out to ~1,400...if I can talk a buddy into letting me shoot that far on his hunting land
Link Posted: 8/15/2017 12:35:24 PM EDT
[#8]
Discussion ForumsJump to Quoted PostQuote History
Originally Posted By sea2summit:


Impressive, figured you'd be throwing 129's.  With any luck I'll be swapping my OBR to a 22" .260 this weekend and hope to be able to be consistent out to ~1,400...if I can talk a buddy into letting me shoot that far on his hunting land
View Quote
the 129's don't seem to do good at those distances. 140 was the happy middle.
Link Posted: 8/15/2017 9:02:09 PM EDT
[#9]
Discussion ForumsJump to Quoted PostQuote History
Originally Posted By BCV:
https://farm5.staticflickr.com/4404/36489386426_d47f8ff5e3_c.jpg

20" barrel 1 and 8 twist with a 140 grain bthp. It Chrono'd at about 2680.

https://farm5.staticflickr.com/4376/36409281612_cf1df3af3a_z.jpg
View Quote
Sweet!
Link Posted: 8/26/2017 3:18:42 PM EDT
[#10]
MR762 FTW!
Link Posted: 9/1/2017 9:03:27 AM EDT
[#11]
Is it that you want a piston or just don't want to mess with gas issues? You could always do an adjustable gas block on a DI gun.

Ironically enough, I get more gas to the face shooting my PWS MK116 than my DDM4A1, even when my PWS is set on suppressed mode.
Link Posted: 9/1/2017 9:29:14 AM EDT
[#12]
Here you Go

POF 308 SPR

Link Posted: 9/3/2017 11:42:09 PM EDT
[Last Edit: jBoy723] [#13]
Are the people saying that they aren't getting any mess or gas using the piston set up running suppressed? Cause if so, that hasn't been my experience.


ETA: Here's a post from a good friend of mine from back in the day but, throw a suppressor on a piston AR and this is the same result I've gotten. I'm a lefty and bought a few piston AR's specifically to try and combat that gas blowback I was getting but, after a couple years of running them, a Gas buster CH and Adjustable gas block seems to work best for me.


Piston AR and Suppressor Thread - Archive
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