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Accuracy International Picture Thread

Can you send pic of the front of bolt?

Can you feel any of the roll pins on the bolt head?
If one is protruding just a bit it’ll cause all kind of issues
2 looked like they were out a little. I drove them down don’t think that’s it. Think it’s the bolt stop/guide. I depress it it gets a lot smoother

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Did you rattle can inside the action and barrel extension ? Sure looks like it
941117EB-8CAB-4DAB-B0FE-EE5784573244.jpeg
26EC961B-F170-4F6B-8882-A9C1E801E9E5.jpeg


I am a professional

As I stated this ran great after paint fir a bunch of matches and other activities. This problem reared its head at the mkm snow match a couple weeks ago

Oh the inside of the action is just dirty af from last 2 matches and practice. This berger ammo is dogshit
 
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View attachment 8062432View attachment 8062433

I am a professional

As I stated this ran great after paint fir a bunch of matches and other activities. This problem reared its head at the mkm snow match a couple weeks ago

Oh the inside of the action is just dirty af from last 2 matches and practice. This berger ammo is dogshit
I bet if you reach out to AINA they can square you right up.

Or since it’s broken, I’ll give you $20 to take it off your hands.
 
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We know you don't HAVE TO... However, have you considered cleaning all the shit out of your action, and sorting out the feed ramp???
Everything looks dry and manky in there, that wouldn't be helping anything.

The easiest way to a smooth bolt on my AI's has always been lubing up the bolt catch channel on the left side of the bolt, and cleaning the actual stop inside the action. Light oil on the back of the lugs.

Clearly you use the hell out of it, good to see.

20097530-9495-4736-A6FB-6E95A9EBAF3A.jpeg
 
Seems like a lot of guys use Mile High for stuff like that, I like LRI for all things rifle related. You might consider 3/4-24 though, assuming you've got the diameter at the muzzle... Not sure exactly what your plans are though, you might be limited by threads on a direct-thread suppressor or something.

By the way, I trust NOTHING to local fudds, so I'm mailing regardless... Doesn't matter to me if it's the next state over of across the country.
 
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Seems like a lot of guys use Mile High for stuff like that, I like LRI for all things rifle related. You might consider 3/4-24 though, assuming you've got the diameter at the muzzle... Not sure exactly what your plans are though, you might be limited by threads on a direct-thread suppressor or something.

By the way, I trust NOTHING to local fudds, so I'm mailing regardless... Doesn't matter to me if it's the next state over of across the country.
I agree , I’m lucky to live 2.5 hours away from Dave Tooley
 
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So. @Nik H was somewhat right about lube I guess. I used grease lightly on the bolt guide. Seemed to help a lot. But worried this general purpose grease will gum up again when it gets cold wet frozen etc.

Looks like bolt guide is bare steel? Seems it should have been coated with Teflon or something. ?

What lube are you using and works well from 10*-100*?

Dry pics :

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Yeah yeah but there are local places that do good work , and even if shipped closer is quicker.

I’d use closest shop with good reviews.
I somewhat agree with you... Obviously if you happen to live near Sturgis, LRI is local to you so using the local guy is a pretty easy decision. I guess where I start getting pretty skeptical has to do with those 'reviews' of your local guy (generally speaking, not you specifically)... How many local shooters never shoot beyond 200 yards? Hell how many never shoot at all?! How many unfired custom rifles have you seen for sale that some guy waited 6-12 months for, then never shot? How many enthusiasts would even know the difference between good work & bad?

Not trying to be argumentative, just saying I don't trust these bozo's (smiths & customers alike).
 
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So. @Nik H was somewhat right about lube I guess. I used grease lightly on the bolt guide. Seemed to help a lot. But worried this general purpose grease will gum up again when it gets cold wet frozen etc.

Looks like bolt guide is bare steel? Seems it should have been coated with Teflon or something. ?

What lube are you using and works well from 10*-100*?

Dry pics :

View attachment 8063815View attachment 8063816View attachment 8063817View attachment 8063818
Swannys lube. Seems to work well in all temps from 10-100°. Before that I would use hoppes #9 in the cold and Lucas extreme if it was warm. The lucas would gum up In the cold.


Swannys oil
 
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So. @Nik H was somewhat right about lube I guess. I used grease lightly on the bolt guide. Seemed to help a lot. But worried this general purpose grease will gum up again when it gets cold wet frozen etc.

Looks like bolt guide is bare steel? Seems it should have been coated with Teflon or something. ?

What lube are you using and works well from 10*-100*?

Dry pics :

View attachment 8063815View attachment 8063816View attachment 8063817View attachment 8063818
Living in Minnesota and being from North Dakota, this subject is of interest to me.

I don’t pretend to be an expert, as I’ve only really started looking into it last year. Here is a link about cold weather stuff and here is my post on a cold weather lube thread.

Basically, from what I’ve researched indicates that you first should strip all lube from the chamber and bolt with something like acetone. Get all the lube off.

I’m testing:
  • Mobil One 0w-20 (-40°F)
  • 880 Crown & Chassis Extreme Grease (-40°F)
  • NECO Moly-Slide (-30°C to 350°C? Manuf. emailed estimate)
  • CherryBalmz Winter Balm (-55 to -65°F)

Motor oil temp ranges:
2E4E8156-4050-46B0-A075-01F2B78468FD.jpeg

(source)

I’ve used the first three so far in a bastard BRN-180 that had lots of other problems so I haven’t gotten any good data yet. Plus it’s been unseasonable warm this winter. Don’t think it’s broke -5°F.

I don’t slop it on, that’s for sure.
 
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Living in Minnesota and being from North Dakota, this subject is of interest to me.

I don’t pretend to be an expert, as I’ve only really started looking into it last year. Here is a link about cold weather stuff and here is my post on a cold weather lube thread.

Basically, from what I’ve researched indicates that you first should strip all lube from the chamber and bolt with something like acetone. Get all the lube off.

I’m testing:
  • Mobil One 0w-20 (-40°F)
  • 880 Crown & Chassis Extreme Grease (-40°F)
  • NECO Moly-Slide (-30°F? Manuf. emailed estimate)
  • CherryBalmz Winter Balm (-55 to -65°F)

Motor oil temp ranges:
View attachment 8063864
(source)

I’ve used the first three so far in a bastard BRN-180 that had lots of other problems so I haven’t gotten any good data yet. Plus it’s been unseasonable warm this winter. Don’t think it’s broke -5°F.

I don’t slop it on, that’s for sure.

Lol, not a concern for me.. Hits the 20's and I'm out. 🤣
 
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So. @Nik H was somewhat right about lube I guess. I used grease lightly on the bolt guide. Seemed to help a lot. But worried this general purpose grease will gum up again when it gets cold wet frozen etc.

Looks like bolt guide is bare steel? Seems it should have been coated with Teflon or something. ?

What lube are you using and works well from 10*-100*?
Shooters choice all weather high tech grease

Very thin layer on the body, a few dots will do and smear it. Doesn't make the action feel thick and has held up to use in my ARs and bolt guns. Ran my bolt guns to 0 in upstate NY when I lived there and now down in NC where temps are 90-95+ with zero issues.
 
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Also @BurtG, don’t trust just the number on the side of the motor oil bottle. I watched a -40°F pour test on a number of motor oils and the cheap Walmart oil was worse than molasses, and even higher end oils were significantly worse than mobile one.



Screenshot below:
CE61BBA7-21E3-4888-B64B-72AE6D688D5C.png


@LRRPF52 has some experience in cold weather military stuff.

Finally, this thread has some good info as well (whoops, already linked to it above, oh well):
 
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So. @Nik H was somewhat right about lube I guess. I used grease lightly on the bolt guide. Seemed to help a lot. But worried this general purpose grease will gum up again when it gets cold wet frozen etc.

Looks like bolt guide is bare steel? Seems it should have been coated with Teflon or something. ?

What lube are you using and works well from 10*-100*?

Dry pics :

View attachment 8063815View attachment 8063816View attachment 8063817View attachment 8063818
Try XF-7...it's not oily and won't gum up. I have had it out in temps as low as 20 degrees and it is still liquid
 
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In one of my winter courses, a guy sheared off his TRG 22 bolt handle.
I let him use a Surgeon 18” loaner.

It’s weird, because I’ve shot a lot of TRG 42 in .338 LM in Finland in the cold, and never saw a TRG fail like that.

Here’s the rifle that had the bolt knob shear off:

IMG_6832_zpsuwiiaap3.jpg


Day 2 brought us some nicer conditions:

IMG_7602_zpshanmmp3n.jpg
What temp was it when the Sako knob sheared off?
 
It was below freezing. The nearest town, Price temps were in the 25˚-27˚ F for lows, but the range complex is much higher elevation (6300-6600ft).

It wasn’t bad compared to many other places I’ve been, but it was cold.

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The guy who sheared the bolt off his TRG 22 was an 11B who had served with 10th Mountain. I actually saw him and his brother first as a team at Sniper Adventure Challenge down in New Mexico in 2013, where his brother went down pretty hard, needed IV therapy. That was in opposite weather conditions.

11Bs can be hard on gear, right there with Marines. He really seemed to enjoy low-crawling in the snow.
 
It was below freezing. The nearest town, Price temps were in the 25˚-27˚ F for lows, but the range complex is much higher elevation.
Not -27°F, just a range between 25°F & 27°F, right? So could be maybe 0° to 15°F where you were?

As you allude too, surprising that the bolt knob decided to let go…maybe just metal fatigue? Someone on SH broke an AI bolt handle somehow and posted a pic.
 
It was below freezing. The nearest town, Price temps were in the 25˚-27˚ F for lows, but the range complex is much higher elevation (6300-6600ft).

It wasn’t bad compared to many other places I’ve been, but it was cold.

IMG_67871_zps0jubwk46.jpg


IMG_71051_zpsga7emc1t.jpg
IMG_71521_zps9wsc2wop.jpg


The guy who sheared the bolt off his TRG 22 was an 11B who had served with 10th Mountain. I actually saw him and his brother first as a team at Sniper Adventure Challenge down in New Mexico in 2013, where his brother went down pretty hard, needed IV therapy. That was in opposite weather conditions.

11Bs can be hard on gear, right there with Marines. He really seemed to enjoy low-crawling in the snow.
Is this in Utah? I recognize your username. You helped me build a Mk12 Mod 0 upper and accuracy test it in like 2015.