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.308Win.Ackley Improved

Wtf!?! Chief Bull Shitter?
What in the hell gibberish you writing here? What in hell you smoking Chief? You throw out these ridiculous statements and then accuse others of not knowing ballistics. Guaranteed that you are just trolling us as nobody can be this lost and yet convinced they know the way.

Is this Nobody?

I feel we have just been introduced to the final boss. The Fuddmaster. I can feel a disturbance in the force.
 
why would anyone go through all the trouble of fire forming a .308 case to still have case capacity with ~9 grains of water less than a .30-06? You can’t claim length of the rifle or DBM if it’s a 30” tube on a single shot savage? .308 brass is no more prevalent than .30-06, both come from lapua or anyone else who has ever squashed a brass slug into a case. Maybe pressure limit can be pushed higher with small primer cases but it probably doesn’t outweigh the volume on a yard long barrel.

Additionally, stating that something is an empirically proven fact without providing your meticulously gathered raw data or even your tabulated findings so that others can apply the principles of statistics and the scientific method to validate your findings is just wasted hot air. I’d be willing to bet that more shots at extreme distance are missed because of poor wind calls than all this transonic subsonic floor pseudo science.Sound reasoning would guide the astute marksman to Question someone who states short stubby .30 cal bullets perform better at long ranges due to gyroscopic precession and transonic buffeting on centers of pressure and gravity, especially when no particular bullet has been mentioned, no group size has been shown, no center of mass aberrations have been documented, no transonic distance or velocities stated. Without measured data it’s just a thought experiment, and those don’t always turn out right.
 
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I hope I don’t get in trouble for all these gifs...
 
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you should try a quigley ford scope! i hear it adds 500 yards to your supersonic range


I actually heard a gun store salesman say that to a rifle buyer once. "You can place one of these larger scopes on it and it will boost the power and range of your bullet".

Me at a corner display stand looking for a .45 caliber revolver bore brush that can be taken apart and stored in a small pocket...
smiley_freak.gif


It was for a .25-06 Rem that the guy was intent on purchasing...
 
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Damn. If only all the elr guys out there knew the .300 and .338 were unstable after 1400 and the .308 is good past 1700........


.338, hell, why are these guys building Chey-tac's and the like for shooting CONSISTENTLY at 3000 when his puny little 308AI can do it?
 
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.338, hell, why are these guys building Chey-tac's and the like for shooting CONSISTENTLY at 3000 when his puny little 308AI can do it?

Gotta keep it challenging. Going 10/10 at 2500yds with a .308ai ain’t no fun.
 
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How long is too long? Why would you keep adding inches and weight when you're only gaining 20fps, or less, per inch?

223 is a fine example. Plenty have shown that they're giving up less than 100fps between 28" and 22". Why carry those extra ounces for no perceivable gain?

Maybe I'm just crazy, as I load where the SD's and ES's are low and stable. Generally it's blow book max, and I'll give up a bit of speed to have a stable verticle spread at distance. I'm more interested in shooting farther accurately, than getting there faster and pushing the pressure to find a node above the book max.

Many have shown. :LOL: :LOL::ROFLMAO: Shut the fuck up, and quit making shit up. You sound like you couldn't hit your ass with both hands parroting some shit you heard for who knows where.

Longer barrels make more velocity, plain and simple. There is nothing more to it than that. You want more velocity at the same pressure add barrel. I believe the test I saw with a 30/06 it was still gaining velocity at 50". Ballistic disadvantage...:ROFLMAO:

I don't think you are crazy. You are not interested in pushing pressure to make your bullet go faster. I have a solution. Get a longer barrel you fucking muppet. :ROFLMAO: :LOL: :poop:
 
Ya, there isn’t much debate on the barrel length stuff. If you’re shooting prone and want speed, get a longer barrel.

In theory you could go as long as you want until it starts slowing down. But that could be very long.

Most that are shooting ELR figure out the speed they want to achieve and use the barrel to get the rest off the way there once at a comfortable amount of pressure.
 
Many have shown. :LOL: :LOL::ROFLMAO: Shut the fuck up, and quit making shit up. You sound like you couldn't hit your ass with both hands parroting some shit you heard for who knows where.

Longer barrels make more velocity, plain and simple. There is nothing more to it than that. You want more velocity at the same pressure add barrel. I believe the test I saw with a 30/06 it was still gaining velocity at 50". Ballistic disadvantage...:ROFLMAO:

I don't think you are crazy. You are not interested in pushing pressure to make your bullet go faster. I have a solution. Get a longer barrel you fucking muppet. :ROFLMAO: :LOL: :poop:


I'm not arguing they make more speed.

I'm asking who in their right mind is carrying a 30" tube around when they're gaining so little speed it's not worth it. Notice, carrying around. I'm talking real, usable field rifles. Not some f-class or benchrest rediculousness. I have a 28" 22-250, and it only gets carried from the truck to the ground to eliminate the prairie dog over-population. Useless in any other scenario. It'll be a 24" next barrel change, as I'm sick and tired of the extra weight and the 6.5" can on top of it puts it out there a long, long ways.

Have you never seen the speed comparisons where they cut down barrels? It's comical how little velocity you loose from some cartridges. Sure, the over-bore magnums and such will pick up huge speeds at long lengths, but the underbore stuff like .223 isn't hurting at 20". Some of the crap 55grn m193 actually does slow down past 20" (granted, it's not great to begin with and god only knows what powder they're using in some of that copy-cat surplus junk).



And I don't need speed or pressure. I need accurate and consistent speed, as the ballistic calculator will be much more effective with small spreads.



Where do you long barrel wierdo's hangout normally? I get called crazy on here because I'm still running mostly 24". Every other week some guy is asking about 18" and everyone comes out of the woodwork to tell them how great it is.
 
I'm not arguing they make more speed.

I'm asking who in their right mind is carrying a 30" tube around when they're gaining so little speed it's not worth it. Notice, carrying around. I'm talking real, usable field rifles. Not some f-class or benchrest rediculousness. I have a 28" 22-250, and it only gets carried from the truck to the ground to eliminate the prairie dog over-population. Useless in any other scenario. It'll be a 24" next barrel change, as I'm sick and tired of the extra weight and the 6.5" can on top of it puts it out there a long, long ways.

Have you never seen the speed comparisons where they cut down barrels? It's comical how little velocity you loose from some cartridges. Sure, the over-bore magnums and such will pick up huge speeds at long lengths, but the underbore stuff like .223 isn't hurting at 20". Some of the crap 55grn m193 actually does slow down past 20" (granted, it's not great to begin with and god only knows what powder they're using in some of that copy-cat surplus junk).



And I don't need speed or pressure. I need accurate and consistent speed, as the ballistic calculator will be much more effective with small spreads.



Where do you long barrel wierdo's hangout normally? I get called crazy on here because I'm still running mostly 24". Every other week some guy is asking about 18" and everyone comes out of the woodwork to tell them how great it is.

First off. No, that is not what you said. You said. "Ballistically, long barrels can be detrimental." Which is the opposite of true.

I doubt there is a center fire ammunition on the planet that slows down at 20". 25 auto, Maybe. You are still spouting bullshit at about a 75% rate.

Cant lift the gun from the truck to ground for the extra weight of 4" of barrel. What a strapping man you must be. :ROFLMAO:
 
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I think I’ve figured it out. This post was submitted in 1987 and somehow just showed up today.

This explains everything now.

Hi,

Must have been jarred loose during the recent/current forum updates!!

A friend told me today that Colonel Townsend made PO Ackley suck his dick and that is not in either of their books; I know because I have the books.

Sincerely,
Theis
 
And I wanted an explanation on how external ballistics is affected by brass shape or how a bullet knows what brass it's been shot out of.

Or how OP has determined that he's got 55000 PSI of pressure and that that leaves 5000 to spare.

So many questions...
 
The Chief isn't one of those new guys. He's been here almost nine years. I believe him to be one of those "one gun" kind of people, as all his posts chronicle his long range Savage and SS scope. Seems like an example of the retired Navy guy who I see at the Benchrest range who can really talk your ear off about his choice of rifle and caliber, as his wife is long tired of listening. Harmless and well intentioned, and I was raised to be polite. Don't believe he's quite in the bench pressing, concrete working, true bad ass category.
 
Hi,

DEFINITELY has to be paparocks brother right???? lol

Sincerely,
Theis
---------------------
The very simplest way to upgrade the bolt chamber complex is to change the geometry of the bolt handle; the bolt handle must have enough mass to it that it expedites the cycling of the bolt sufficiently quickly to feed a round onto the ramp and not break the rifleman's natural point of aim or target eye scope relief [TE/SR[ hn he is feeding from the magazine or single round. This bolt handle allows just for that; it is heavy enough that with simple snapping action of the wrist this can be achieved without ever taking the eye from the rear optic with a very silky smooth quickness that is effortless. The handle is easily installed even if the instructions are not followed particularly well. I have a heavy 1-1/2" oak dowel rod at my bench to depress the guide way bolt button on the Savage 110bolt and reset the firing pin spring. Ten minutes should do in the entire procedure. This "DOES NOT" take a gunsmith; any competent Rifleman who knows his weapon should be able to accomplish with a minimum of trouble. It is as ugly as Sin but it works. well done "BZ" ChiefBull I am CPO Surface Warfare 1200lb Steam qualified Engineering Officer of the Watch Underway and Double Distinguished, and two tour combat veteran of VietNam, Rifleman USN Retired: *Redacted*.
 
pe [I prefer scopes with as few to no moving parts as possible for repeated accuracy]. The SS performs every bit as good [image clear bright crisp and contrasty rain snow, low light fog, or shine] as the currently high priced spreads.
Your smoking rocks brah
 
That answer is as plain as the nose on one's face. I like it.
You may as well ask why a person likes spaghetti as against Buccatini. The other rounds are nice and have their place. That said the .308Win. configured as an M40 or M24 is not going to go away anytime soon, likewise the M110. M110 can dispose of multiple threats in the battlespace far more rapidly than any bolt action can, which is why they set it up as semiauto, likewise M14. The 300Win.Mag and 338 are good platforms but the .308Win. will never go away. Up to about 1400 yards the other sub-calibers will outshine the .308. After that they rapidly fall away for the simple reason that their respective centers of dynamic and gyroscopic balance become mutually antagonistic and they tumble disastrously. After 1700 yards the .308 is still stable. It's not how fast you can get it to shoot, but how fast is fast enough. The subcalibers all have one common defect they are extremely sensitive to velocity and "must" be stabilized at high velocity right out of the muzzle; that means faster rates of twist. A .308 will stabilize in any twist from 1:13 to 1:9-3/4, not so the sub-calibers. While you can take a sub-caliber like the 7mmRem,Mag and increase its rate of twist from 1:10 to 1:9 the payoff for that is limited; don't expect it to stay stable at 1:12 like an M-118LR out of an M40; once it goes into transition it will go to pieces. At 1:10 that round is stable to about 1400 yards; at 1:9 you may get two hundred more yards out of it; at 1:12 that round will go into transition three hundred yards shorter at about 1100 yards. Sub-caliber demands high velocity; and, when you get to the smaller chamberings such as .223 "any' variance, no matter how minor +/- a .1grn. in charge density will completely throw any firing soulutions right out the window; .308Win is very forgiving in charge weight density likewise the rest of the 30s. This is what matters here; this is NOT opinion but demonstrable fact. We can agree to disagree here and even disagree without being 'disagreeable'. The sub-calibers [my language] come in from 800 yards and under. If USMC and USA reconfigure the AR platform to fire a 6.5 Creed that will be a major quantum advancement for the battle field; 6.5 is mild in recoil and has very great cross sectional density for deep punch. The 6ARC is even better up close; hose the room down and drag out the bodies. The .308Win?
It extends the offensive envelop of the company level officer giving him greater protection for his troops; he doesn't have to go back to battalion, regiment or whatever and wrangle or engage in the politics that inevitably go on at the level for increasingly scarce resources [Snipers]. 95% of all targets in the battle space are soft targets that do not need a dedicated sniper team coming in. That is the space for the .308Win. from 600 yards out There have been more single shot kills at 1200 yards by a .308 than anyother round. Is it "stretched out"? Yes. But it is answering, due the insistence in USMC and USA of high quality marksmanship. yeah I'm a .308 guy; I like it and I think based on my experience here with the A/I chambering that that is the logical end state extension of the potential of the .308Win.

Anchor'sAweigh/SemperFi
ChiefBull

Lmao quote in case he deletes this stuff
 
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Wtf!?! Chief Bull Shitter?
What in the hell gibberish you writing here? What in hell you smoking Chief? You throw out these ridiculous statements and then accuse others of not knowing ballistics. Guaranteed that you are just trolling us as nobody can be this lost and yet convinced they know the way.

Is this Nobody?
Holy crap....I really am a bad shot. I was thinking 900-1000 yards was where the transonic region is entered (stock FGMM 175 SMK) - but hell's bells was I wrong. I was almost a factor of 2x off according to ChiefBull. Ok, I'll go back to handguns and skeet.
 
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So, I just looked. He's reading, but not responding...
 
Probably wore out another keyboard and is stuck with only his mouse.
 
Oh boy.

Tell us more about how you’re right and we’re wrong. And how the credibility of pretty much *the* site in this niche of shooting is suffering.

I applaud the strategy of demanding moderator action.

View attachment 7450296
We're not interested in 30" barrels. Carry one for even 5 miles, then carry a 20". I'll give up speed all day for the portability.

Also don't give a fuck about your metals or you chewing on bullets.


Ballistically, long barrels can be detrimental. You can adjust powder burn rate to the barrel length, but at a certain point that barrel length is scrubbing speed and you're getting nowhere.

I know a few things about ballistics, but I'm not going to shoot an animal past a 1 second time of flight because they move. Also not going to shoot one where the velocity is 1/2 the needed speed to open the damn bullet. ELR hunting is arrogant and reckless. Shows more about how lazy you are than what you can shoot.
Oh no guys,Long Range hunting is here to stay, inspite of outrage. The ones doing it are actually really riflemen who know their platforms.
I am not doing a downer on any chambering; it's all good. I think that if one reads critically what I've said here, that I am NOT recommending this scheme for barre;ls that are 24". The fashion today is to go to short barrels; I've got my opionions on that but they're my opinions and not really germane to this discussion, the point here being that in consideration of this chambering short barrels are simply not realistic. and you will not achieve the advantages of the technology edge; moreover, you run the risk of creating a dangerous situation as some opined earlier, not a good thing. as one pout in .308Win. is an ideal cartridge, for them as it is for me. It is efficient. and at a 180grns. of head the comparative ball;istics of a 30/06 ther parent case and the .308Win. are almost identical. Long Range hunting is identical to Sniper warfare: the rifleman gets to know his query, he gets to know its movements, its habits of movement, the times it moves most and is most exposed; he knows his range, his knows his grades, his gradient winds and the comps he's goi8ng to havr to use to mitigate wind and he's goping to have to maker good wind calls based on that. Any criticism of that is simply specious and not the least bit reasonably critical. The reply: "...I don't give a f**** about your medals..." is simply bad manners and shows not the least bit of class. Medals? I cited that simply as historical background in my experience with the .308Win. round; I am not a johnny come lately digital commando wannabe' Sniper or makeabelieve' SWAT shooter. If you want to disregard that I'm okay with that; the lack of civility is enough for me to know that the one making that remark is really not worth talking to about anyhing 'critical'. Again, oh no; it's all good [the rounds]; some like Chevies, some like Fords. They all run and run well; the secret to any of them is how well you develop them, take care of them, and know their maximum capacities.
I enterd the forum with a good bit of writing on the technical aspects [a good bit drab ad dreary in a post literate age where people want to see a picture instead of reading and thinking, I get it]; somebody can tell me "...I know a bit about ballistics..."? I really don't know what that means. The layout here of information was meant to help. the opinion on long barrels is "almost" correct. But then, "alomst" only counts in grenades, atom bombs, and horse shoes. For a .308Win. 30" is an ideal length; you'll have to to 34" before you start to degrade. A 26" barrel is extremely good for the field.
Exchanges such as this has degraded into really do a disservice to this web-site and really compromise its credibility as a forum where one cn exchange ideas and information, and engage 'critical' discussion. Not crying here simply telling your moderator here as a 'critical observer' you had better clean up your; you simply are not believable as a good technical site for information or discussion. Done here; I'll simply leave it at that.

Breaking Away to port
Follow my wake and take station if you are capable
Anchor'sAweigh/SemperFi
ChiefBull
 
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All I got was "sniper", "SWAT", "technology edge" and 34 inch barrels. My head hurts trying to understand just how awesome .308ai must be.
 
Long range “hunting” is not hunting. Youre just shooting large targets that have no concept of your existence. Literal children can sneek to within literal feet of trophy elk and put an arrow through their lungs. Game animals don’t shoot back, so equating hunting to warfare is comical. Unless you’re after the Big 5 using the weapons you were born with...
 
Oh no guys,Long Range hunting is here to stay, inspite of outrage. The ones doing it are actually really riflemen who know their platforms.
I am not doing a downer on any chambering; it's all good. I think that if one reads critically what I've said here, that I am NOT recommending this scheme for barre;ls that are 24". The fashion today is to go to short barrels; I've got my opionions on that but they're my opinions and not really germane to this discussion, the point here being that in consideration of this chambering short barrels are simply not realistic. and you will not achieve the advantages of the technology edge; moreover, you run the risk of creating a dangerous situation as some opined earlier, not a good thing. as one pout in .308Win. is an ideal cartridge, for them as it is for me. It is efficient. and at a 180grns. of head the comparative ball;istics of a 30/06 ther parent case and the .308Win. are almost identical. Long Range hunting is identical to Sniper warfare: the rifleman gets to know his query, he gets to know its movements, its habits of movement, the times it moves most and is most exposed; he knows his range, his knows his grades, his gradient winds and the comps he's goi8ng to havr to use to mitigate wind and he's goping to have to maker good wind calls based on that. Any criticism of that is simply specious and not the least bit reasonably critical. The reply: "...I don't give a f**** about your medals..." is simply bad manners and shows not the least bit of class. Medals? I cited that simply as historical background in my experience with the .308Win. round; I am not a johnny come lately digital commando wannabe' Sniper or makeabelieve' SWAT shooter. If you want to disregard that I'm okay with that; the lack of civility is enough for me to know that the one making that remark is really not worth talking to about anyhing 'critical'. Again, oh no; it's all good [the rounds]; some like Chevies, some like Fords. They all run and run well; the secret to any of them is how well you develop them, take care of them, and know their maximum capacities.
I enterd the forum with a good bit of writing on the technical aspects [a good bit drab ad dreary in a post literate age where people want to see a picture instead of reading and thinking, I get it]; somebody can tell me "...I know a bit about ballistics..."? I really don't know what that means. The layout here of information was meant to help. the opinion on long barrels is "almost" correct. But then, "alomst" only counts in grenades, atom bombs, and horse shoes. For a .308Win. 30" is an ideal length; you'll have to to 34" before you start to degrade. A 26" barrel is extremely good for the field.
Exchanges such as this has degraded into really do a disservice to this web-site and really compromise its credibility as a forum where one cn exchange ideas and information, and engage 'critical' discussion. Not crying here simply telling your moderator here as a 'critical observer' you had better clean up your; you simply are not believable as a good technical site for information or discussion. Done here; I'll simply leave it at that.

Breaking Away to port
Follow my wake and take station if you are capable
Anchor'sAweigh/SemperFi
ChiefBull

You should go to longrangehunting.com

Tell them 308 is the go to for that.

Do you even shoot.
 
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Long range “hunting” is not hunting. Youre just shooting large targets that have no concept of your existence.

How close do you have to be to consider it hunting?


Is it really ethical to use a firearm ? Or a modern bow?

Wouldn’t a whittled stick be more ethical. Or a rock.

Would rifles be ethical if you jump up and down or fire a warning shot first so they know you are there ?
 
How close do you have to be to consider it hunting?


Is it really ethical to use a firearm ? Or a modern bow?

Wouldn’t a whittled stick be more ethical. Or a rock.

Would rifles be ethical if you jump up and down or fire a warning shot first so they know you are there ?
Unless you're naked and jump onto their back and strangle them with your bare hands, its really just "harvesting..."
 
Oh ffs! Another lengthy post whitout any pertinent information (and the only germaine I want to read about on a forum like this is Salazahr (I know German, but...).

Barrel length?
Transition to subsonic velocities magically delayed due to chamber shape and exit velocity?
Chamber pressure measurement?

I don't need a picture, I can read (and do so a bloody lot). What I do need is information and an explanation as to why 308AI has been passed over by people that go to hell and back to invent another variety of something that already exist.
 
There are some folks who continue on the Old West tradition of long range hunting... The amount of skill, calculation, and knowledge of one's equipment to achieve an ethical kill on especially large game at 700 - 1000+ yards is downright badass.



The average range of buffalo kills in the 1860s-70s by commercial and military hunters using the .50-90/.45-70 Trapdoors and falling blocks were around 400 yards or so. Many were taken at even farther distance and from moving railcars. The reason being that many of the most skilled warriors in the Plains tribes, most notably the Comanche and the Sioux, were known to hide themselves and their horses within the herds of buffalo. When the hunters stalked too close, the warriors suddenly spring up and ambush the hunters. And contrary to Hollywood myth, most hide hunters of that time did not carry a martial caliber sidearm, simply because they could not afford one. At most, some would have a .31 caliber percussion revolver or one of the puny 1st Model S&W .22 top-breaks in addition to their skinning knives, which were barely adequate when facing a mounted and determined enemy...

ETA: If you do not have equipment that is realistically rated for the ranges that you expect to hunt at, you simply do not attempt it.
 
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what if you’re hunting humans that are hunting you? Like on one of those all expenses paid trips to an island with a bunch of rich guys who claim it’s a guys retreat, but turns out they’re going to hunt you.
Wasn't this an episode of Gilligan's Island?