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[枪械知识] 意向:308 AR

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发表于 2015-9-25 10:17 来自手机 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
经过很多不同的想法,包括栓动短重管,dpms g2等等,现在看来比较成熟的还是现有的308口径的 AR。

以下要求不知道是否现实:

1,精度,5x5平均散布在3/4moa以内。
2,枪管长度16寸或者18寸,medium或者略重的profile,枪口当然要有螺纹。
3,裸枪带空弹匣全重在9磅以内。
4,价钱在1000刀以内。

整枪或者自己组装均可接受。

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沙发
 楼主| 发表于 2015-9-25 10:18 来自手机 | 只看该作者
第二条,枪管长度16或者18寸,但是倾向于16寸。

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板凳
 楼主| 发表于 2015-9-25 10:19 来自手机 | 只看该作者
射击目标的距离:基本上在400码以内,最远600码。

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发表于 2015-9-25 10:37 | 只看该作者
本帖最后由 wlzb4 于 2015-9-25 10:42 编辑

抢个沙发来围观,好像是只有地板可以坐了
M91/30 Tula 1939, M44 Polish 1954
Chinese SKS 1956, Norinco SKS Paratrooper, Yugo SKS, Tula SKS 1956
Mak90, Mak90 Milled, VZ2008, SGL26-61, SAM7SF
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发表于 2015-9-25 10:38 | 只看该作者
老猫有新动向
M91/30 Tula 1939, M44 Polish 1954
Chinese SKS 1956, Norinco SKS Paratrooper, Yugo SKS, Tula SKS 1956
Mak90, Mak90 Milled, VZ2008, SGL26-61, SAM7SF
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6#
发表于 2015-9-25 10:38 | 只看该作者
1000以内要达到你要求的精度感觉有点难度。
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发表于 2015-9-25 10:42 | 只看该作者
akak47 发表于 2015-9-25 10:38
1000以内要达到你要求的精度感觉有点难度。

借问 四哥716的精度如何?
M91/30 Tula 1939, M44 Polish 1954
Chinese SKS 1956, Norinco SKS Paratrooper, Yugo SKS, Tula SKS 1956
Mak90, Mak90 Milled, VZ2008, SGL26-61, SAM7SF
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发表于 2015-9-25 10:53 | 只看该作者
wlzb4 发表于 2015-9-25 10:42
借问 四哥716的精度如何?

这我还真不知道。 716估计也要起码2500了吧。这价格我不如多加点选 Larue。 L家精度没得说
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发表于 2015-9-25 11:04 | 只看该作者
akak47 发表于 2015-9-25 10:53
这我还真不知道。 716估计也要起码2500了吧。这价格我不如多加点选 Larue。 L家精度没得说
...

不是星期二在PSA掏了一个display么?就不知道打起来咋样
M91/30 Tula 1939, M44 Polish 1954
Chinese SKS 1956, Norinco SKS Paratrooper, Yugo SKS, Tula SKS 1956
Mak90, Mak90 Milled, VZ2008, SGL26-61, SAM7SF
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10#
发表于 2015-9-25 11:09 | 只看该作者
wlzb4 发表于 2015-9-25 11:04
不是星期二在PSA掏了一个display么?就不知道打起来咋样

不是我,你记错人了吧
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发表于 2015-9-25 11:33 | 只看该作者
akak47 发表于 2015-9-25 11:09
不是我,你记错人了吧

是我
M91/30 Tula 1939, M44 Polish 1954
Chinese SKS 1956, Norinco SKS Paratrooper, Yugo SKS, Tula SKS 1956
Mak90, Mak90 Milled, VZ2008, SGL26-61, SAM7SF
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12#
发表于 2015-9-25 11:39 | 只看该作者
本帖最后由 brucewayne 于 2015-9-25 15:21 编辑

AR就是看管子,节选一篇SH的文章

  • Bartlein
  • Mark Chanlynn
  • JP Rifles
  • PROOF Research
  • Krieger
  • Lilja
  • Lothar-Walther
  • Rainier Arms
  • Black Hole Weaponry
  • Fulton Armory

Honorable mentions:  Aero Precision, KAK Industries, Mega, Battle Arms Development (they have a new 308 barrel coming out), Faxon Firearms (they have a nice new fluted 18" barrel) and Seekins (unfortunately, at the time of this post none of these companies offer anything but 308 chambers)

Bartlein
Bartlein is one of the best barrel manufacturers out there; however, you will not see an AR-10 blank on their website and as far as I can tell you cannot order one from them.  I have heard that GAP sells Bartlein AR-10 barrels but they are not listed on their site, so until I can get confirmation that GAP will actually sell you just the barrel I am going to assume you can only get the Bartlein barrel if you order the whole rifle from them.  I did find one online seller who does offer Bartlein AR-10 barrels in multiple chambers (including 308, 260 and 6.5CM) and that is Precision Firearms, but you can expect to pay a premium for these barrels.
[color=rgb(94, 110, 101) !important]Precision Firearms


Mark Chanlynn
Some of you may be saying "huh, who is Mark Chanlynn?"  While Mark may not be well known on this site he is very well known in the benchrest community where for years he has been making cut rifled barrels that can spit out bullets into tiny little holes.  Mark has also been working with AR's since before I was born (sorry Mark, didn't mean to date you ) and was building custom AR's with long barrels long before they became the fad they are today.  I met Mark when I first moved to Colorado back in 1993 and he has been my go to gunsmith for years.  Mark's lack of popularity probably comes from the fact that he does not have a website, but don't let that fool you, the man can make a barrel.  But if you're still unsure, allow me to drop a few names and see if you can make the connection - Boots Obermeyer and AJ Goddard, and if you don't know those names then where have you been my friend!  Boots Obermeyer is the legend behind cut rifled barrels (you know, the kind that win so many competitions) and Mark Chanlynn apprenticed under him with the likes of Mike Rock and Jack Krieger (and boy, if you don't know these guys then maybe you should find a different hobby).  If that's not enough, hopefully you are familiar with Big Horn Actions, and guess where Mark's shop used to be located many moons ago - in the basement of "Big Horn Arms" in the liberal mecca of Boulder, CO!  It was Mark Chanlynn along with AJ Goddard who came up with the Big Horn Action that is one of the best custom 700 actions you can buy - [color=rgb(94, 110, 101) !important]Big Horn Actions - About
.  So while you can't visit a website to order an AR-10 barrel from Mark, you would be well served to give him a call as he is a pleasure to talk with and is a fount of information to help you make a decision for your next build.  Mark quoted me about $650 for a 24" 260 Rem AR-10 barrel with BAT Machine extension, but that's not just the barrel, that includes all of Mark's magic as he installs, fits, times, trues, headspaces and sprinkles fairy dust on it (think GAP)
[color=rgb(94, 110, 101) !important]Rocky Mountain Rifle Works


JP Rifles
These guys need no introduction, if you even know what an AR is then you ought to know who JP is.  They are one of the most innovative leaders in the industry and many people have caught the LMOS and SCS bug lately, but they also make some amazing Supermatch barrels and if you're really nice with them and ask nicely for a discount, well, they just might accommodate you.  JP doesn't sell their barrels without one of their bolts so they specifically headspace the bolt to the barrel to ensure both are trued.  Great folks to work with and very helpful in helping you make some decisions.
[color=rgb(94, 110, 101) !important]JP Rifles

PROOF Research
PROOF is new on the scene and you can read all about the background of their company.  They too use cut rifled barrels but with a twist; a twist of aerospace, NASCAR, uber expensive bicycles and the like - we're talking carbon fiber, and PROOF has a process for adhering that carbon fiber to a turned barrel blank so evenly that it distributes heat better than steel.  Well dispersed heat means you can sustain more shots from your barrel without losing POI (point of impact) that tends to happen with other barrels.  Not only does it help with heat dispersion it also helps with lightening the weight of the barrel (and besides, they just look really cool!)  And if you're concerned about a carbon fiber wrapped barrels durability, check out this youtube video -

PROOF durability test

.  And if you're still on the fence about modern technology, then how about the fact that Daniel Horner just won the 2014 3-gun championship with his PROOF Research barreled AR (granted, Daniel could probably win the 3-gun using a slingshot, but still)!  PROOF doesn't spare any expense with their barrels as they also include the industry best BAT Machine barrel extension.  Not only that, PROOF asks for you to send in your bolt and they will headspace and true up their extension to your specific bolt, this is a very nice feature they offer.  All this technology comes at a price though, and that is the price itself, ouch!
[color=rgb(94, 110, 101) !important]PROOF Research AR CF Barrels

Krieger
Also of Obermeyer fame is Jack Krieger who builds barrels that have won countless championships.  The nice thing about Krieger is you can order direct from their website.  Like Mark Chanlynn you can order the barrel and have Krieger assemble the barrel and stuff for you.  It looks like Krieger will headspace to your bolt for an additional fee.  Scroll to the bottom of this page for info on the AR-10 barrels
[color=rgb(94, 110, 101) !important]Krieger AR-10 Barrels

Lilja
These guys are another barrel maker that some of you may not have heard of but are very well known in the benchrest community.  And like Krieger you have the benefit of ordering right from their website.
[color=rgb(94, 110, 101) !important]Lilja Barrels

Lothar-Walther
If you're familiar with the LaRue OBR then you ought to be familiar with the L-W barrels which use a steel that they claim is much better than 416R and a lot of OBR owners would agree.  Unfortunately, L-W does not offer AR-10 barrels off their website, but send them an email, tell them what you want and they'll send you a quote.
[color=rgb(94, 110, 101) !important]Lothar-Walther AR Barrels

Rainier Arms
Oddly enough the only caliber Rainier Arms offers is 308.  I really like Rainier Arms and they have a great veteran discount but they do not carry any other caliber for their AR-10 barrels which seems rather odd to me.  Hopefully they will in the near future as a lot of people really like their Ultramatch barrels; hint hint Rainier, how about some 260 and 6.5CM offerings in your Ultramatch line.
[color=rgb(94, 110, 101) !important]Rainier Arms

Black Hole Weaponry
Now we get into the more budget conscious barrels, but just because these barrels are "cheaper" than others doesn't mean they won't shoot sub-MOA.  These guys are definitely worth a look.
[color=rgb(94, 110, 101) !important]Black Hole Weaponry AR-10 Barrels

Fulton Armory
These folks have some pretty nice barrels and one of their offerings is a Krieger barrel, the others are all Criterion blanks.  Most reviewers with these barrels claim to get sub-MOA performance.
[color=rgb(94, 110, 101) !important]Fulton Armory AR-10 Barrels

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13#
发表于 2015-9-25 11:51 | 只看该作者

管子加扳机吧,要精度这两加起来起码500了。
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发表于 2015-9-25 11:55 | 只看该作者

多钱买的
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15#
发表于 2015-9-25 11:59 | 只看该作者
要求太多了。。。追求精度就搞les baer,保證小於0.5,靶場親眼見過。。。
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发表于 2015-9-25 12:02 | 只看该作者

1276 shipped
M91/30 Tula 1939, M44 Polish 1954
Chinese SKS 1956, Norinco SKS Paratrooper, Yugo SKS, Tula SKS 1956
Mak90, Mak90 Milled, VZ2008, SGL26-61, SAM7SF
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17#
发表于 2015-9-25 12:04 | 只看该作者
akak47 发表于 2015-9-25 14:51
管子加扳机吧,要精度这两加起来起码500了。

扳机不是绝对因素,好扳机只是帮助射手而已,当然我同意,要真选好的这两项估计要达到700+
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18#
 楼主| 发表于 2015-9-25 12:07 来自手机 | 只看该作者
FJC 发表于 2015-9-25 11:59
要求太多了。。。追求精度就搞les baer,保證小於0.5,靶場親眼見過。。。

我的精度要求没那么高。
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19#
发表于 2015-9-25 12:15 | 只看该作者
akula 发表于 2015-9-25 13:07
我的精度要求没那么高。

你的要求很高啊。。。半自動5x5小於0.75的精度,不是那麼簡單
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20#
 楼主| 发表于 2015-9-25 12:21 来自手机 | 只看该作者
FJC 发表于 2015-9-25 12:15
你的要求很高啊。。。半自動5x5小於0.75的精度,不是那麼簡單

我是相对你说的les baer小于0.5的精度来说的
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