Under an inch at 100 yds

Discussion about rifles in 300 AAC BLACKOUT (7.62x35mm), hosted by the creator of the cartridge.

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klm109
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Re: Under an inch at 100 yds

Post by klm109 »

Nice . Is that a huge rock your shooting from? Floding up the bi-pod and shooting bags can help tighten up a little. I like that rifle .
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AR-300
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Re: Under an inch at 100 yds

Post by AR-300 »

Thanks. Still looking for a decent buttstock bag locally as I don't want to pay as much for shipping as the cost of the bag!
Concrete shooting bench at our outdoor range
Thanks for the compliment on my rifle

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PSA 10.5" & 16'' FN CHF CL 300 AAC Blackout
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JeffWard
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Re: Under an inch at 100 yds

Post by JeffWard »

All three of my AR lowers have JP Reduced weight trigger/hammer spring in them. I've shot a number of guns with $150-200 drop-ins that aren't any better. The trigger in my 308 bolt gun is shorter in travel, but once you learn the dynamics of YOUR trigger, sub-MOA groups are pretty attainable with a Mil-Spec trigger with lighter springs.

I install the JP springs immediately, and shoot the trigger group DRY, metal on metal, for about 200-300 rounds. Then I just clean and lube with a basic CLP, and they're FINE. I've never had any light strike issues, but I shoot 90% CCI primers.

Now... Go get that 5-10 shot group inside an inch... 3 is luck. 9 of 10 is a great gun.
JW
Guns are tools designed for dirty work both competitive and defensive. If I meet someone with a well worn gun, I hope their barrel is pointed the same direction as mine if the lead starts flying...
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AR-300
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Re: Under an inch at 100 yds

Post by AR-300 »

I would agree one good 3 shot group is luck
But I have reams of targets at 1.5 - 1.0 inch with two bullets in a half inch, or even touching,
and the third pulled to make the group over an inch.
As I get better at shooting this rifle, the groups keep improving.
Improved trigger should rein in the flyers and make it reliably shoot under an inch
PSA 10.5" & 16'' FN CHF CL 300 AAC Blackout
klm109
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Re: Under an inch at 100 yds

Post by klm109 »

If you know someone with a sewing machine bags are easy to make and even light weight bean or rice bags work good. I have 3 small rice bags I use on the stock that vary in size. Some Walmarts carry shooting bags cheap.
What really screws up accuracy is teflon based oils and teflon is toxic . Lighter fluid seems to work well to clean out a clean barrel and dry shoot. What I found that works really well is Shooters Choice FP10. It goes into the metal and then can be patched dry , but its still there and very slick . Read the reviews on Midway. Yes, a good trigger can rid that one bad round that screws up your day.
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plant.one
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Re: Under an inch at 100 yds

Post by plant.one »

AR-300 wrote:
Hi-Speed wrote:What's your setup? (Weapon/optic/etc) Load data would be good to know as well. Nice grouping!

James
16" all PSA build with FN CHF CL barrel
Went to a Troy lo-pro gas block and rail to free float the barrel
Leupold 3-9 X 40 scope, Harris bipod
150 gr Hornady FMJ-BT bullet with 16.0 gr H100, OAL 2.08"
you mean H110 right? :shock:
Reloading info shared is based on experiences w/ my guns. Be safe and work up your loads from published data. Web data may not be accurate/safe.
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AR-300
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Re: Under an inch at 100 yds

Post by AR-300 »

plant.one wrote:
AR-300 wrote:
Hi-Speed wrote:What's your setup? (Weapon/optic/etc) Load data would be good to know as well. Nice grouping!

James
16" all PSA build with FN CHF CL barrel
Went to a Troy lo-pro gas block and rail to free float the barrel
Leupold 3-9 X 40 scope, Harris bipod
150 gr Hornady FMJ-BT bullet with 16.0 gr H100, OAL 2.08"
you mean H110 right? :shock:
Yes I did, typo, thanks for the catch. I went ahead and fixed the original post to avoid confusion.
Thanks!
PSA 10.5" & 16'' FN CHF CL 300 AAC Blackout
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plant.one
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Re: Under an inch at 100 yds

Post by plant.one »

my pleasure. hopefully we saved some unsuspecting person a really bad oops
Reloading info shared is based on experiences w/ my guns. Be safe and work up your loads from published data. Web data may not be accurate/safe.
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dark_nephi
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Re: Under an inch at 100 yds

Post by dark_nephi »

Awesome shooting! Your bullets and rifle look great!
300 blackout: spike upper, 16" 1:8 twist AR stoner barrel, ar15 enhanced BCG, 2.98oz carbine buffer
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BadKarmaZeroSix
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Re: Under an inch at 100 yds

Post by BadKarmaZeroSix »

Sharp rig there, man...i have been mostly a dedicated subsonic shooter with this cal, and use my other calibers for precision at 100+, but now im gonna have to try to do it with my 9" 300 -- just to see if i can...lol
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