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gobangbang
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Posted: 2/10/2009 12:59:16 PM

THE IMAGE ABOVE IS A PAID ADVERTISEMENT
Hi,
I ran across this forum and thought I'd invite myself in.
I was at a gun show this past weekend doing my part to stimulate the economy, but no sure what form the stimulation would take when I saw a "what the heck is that" LNIB pistol. A barely used AR-24K is what.
Quick trip back home for a little internet research...a little apprehensive after reading up on the pistol, but really liked the size, weight, and feel, so I went back and bought it.
Range report...150 rds. of Speer 124 gr GD. 10 rds per mag. No failures of any kind, with the "this is normal" exception of twice leaving the case sitting on the top of the magazine after the last shot. While I wish it did not do that, it's not a deal breaker. I can't replace a magazine fast enough for the casing to get in the way. Accuracy was on par, if not superior, to my Sig P6. I thought the trigger was fantastic. I did not know how many rounds had been fired before I got it, so I put a little dab of super lube on the sear, per the instructions, and that may have contributed to the great feel. Never tried the double action, so no comment on that. Now that I've used up a lot of expensive ammo, I'll have to test the function with some of the practice ammo.
I'm pleased with the purchase and feel it's a keeper, now comes the additional expense of extra mags and a holster.
That's my story....
homeyclaus
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Posted: 2/11/2009 10:45:59 AM
Once lubed right and broken in, they're pretty nice. I get the brass remaining in the ejection port a few times per thousand rounds at this time, so the easier the slide comes back, the less likely this is to happen.

Some people will bevel off the top of their hammer to ease the slide transition, and this also helps.

The short AR-24 should take EAA Witness Compact magazines, also available from Meg-Gar, which OEMs for almost everybody.
gobangbang
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Posted: 2/11/2009 10:43:14 PM
Appreciate the info.

I'm looking at the EA9LM 13 round magazines on their website. Are these the right ones?

Thanks
Viper1357
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Posted: 2/12/2009 1:57:34 AM
[Last Edit: 2/12/2009 2:03:04 AM by Viper1357]
Originally Posted By homeyclaus:
Once lubed right and broken in, they're pretty nice. I get the brass remaining in the ejection port a few times per thousand rounds at this time, so the easier the slide comes back, the less likely this is to happen.

Some people will bevel off the top of their hammer to ease the slide transition, and this also helps.

The short AR-24 should take EAA Witness Compact magazines, also available from Meg-Gar, which OEMs for almost everybody.


Hey Homey, I can only assume I am included (you can say it was me if you want, NP there) if not singled out, in the hammer bevel job, along with a number of other mods I did. :)
My particular gun was pretty tight, and tolerances (stacking) were a bit on the tight side, but I decided to put the time, thought and advice into correcting it myself, which while I shouldn't have had to done. I am glad I did. As mentioned in a previous post, and reposted here (with pics this time) I ened up with a reliable accurate gun, I just couldn't part with now.. It truly went from one of my most hated untrustworthy guns, to my most trusted and relaible. Nuff said. and here is the old post and some pics.

==============================================================================================

Here's a cut-n-paste of the last post I made in my thread detailing the mods I made to correct my FTE issue:

""Update:

I have done 3 of 4 mods I hinted to in previous posts. After talking a few times with a repair tech at Armalite, and communicating extensively with one of the members here on the forum with a pistol that has not malfunctioned, I concluded that the mods I have done and will do will dial in the pistol and resolve the issues I'm having.

I may not have needed to go to the extreme I did just to get it functioning reliably, but old habits of tuning competition pistols took over, and I just got a little carried away. I believe it just makes the pistol more tuned and smooth. Basically I believe minimal blending and polishing, proper lubing, and more stout ammo would "break in" most of these pistols, because they were tested and designed for NATO pressure ammo. I just don't like the 'excess' friction and premature parts wearing/gouging that's occurring on my pistol.

I am not recommending or advising anyone do these mods as it may void your warrantee, but I feel comfortable that most of what I've done (except #1) can be reversed by just replacing with stock factory parts.
A brief description of the mods are:


1.) Blend disconnector rail (very short distance) on under side of slide to the same height as firing pin retainer plate. This mod alone stopped the gouging of the hammer and reduced the abrasive friction I believe was a major factor with my FTE issues. DONE




2.) Firing pin retainer plate lower radius has been angled to approx 45 deg with a slight radius. Polished smooth. DONE




3.) Hammer top is shortened and angled approx 35 deg for the hammer face. Edges radiused approx .020" Polished smooth. DONE
-This mod is stock config on many of my other pistols including my CZ 75.



I will say now, that the gun "feels" completely different in function, and a conservative 80% of the grinding friction I believe was responsible for my FTE issues is now gone and smooth like it should be, (should have been stock) and maybe even smoother like a competition target gun. I am very optimistic about how this gun has been transformed into the gun I know it was meant to be. Extremely accurate and completely reliable. ""

gobangbang
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Posted: 2/12/2009 6:30:17 PM
Hey, thanks for the reply and picture posts Viper 1357.

I did something similar to my Norinco 1911A1 with very satisfying results.

I did notice my FP retainer was a "smidge" high, but ignored it. I guess I'll get out the files.

Thanks for pointing it out.
homeyclaus
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Posted: 2/13/2009 12:47:38 PM
Originally Posted By gobangbang:
Appreciate the info.

I'm looking at the EA9LM 13 round magazines on their website. Are these the right ones?

Thanks


You probably want the Mec Gar EAA913C listed on the site for an AR24K (compact).
homeyclaus
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Posted: 2/13/2009 1:08:12 PM
Originally Posted By Viper1357:
Originally Posted By homeyclaus:
Once lubed right and broken in, they're pretty nice. I get the brass remaining in the ejection port a few times per thousand rounds at this time, so the easier the slide comes back, the less likely this is to happen.

Some people will bevel off the top of their hammer to ease the slide transition, and this also helps.

The short AR-24 should take EAA Witness Compact magazines, also available from Meg-Gar, which OEMs for almost everybody.


Hey Homey, I can only assume I am included (you can say it was me if you want, NP there) if not singled out, in the hammer bevel job, along with a number of other mods I did. :)
My particular gun was pretty tight, and tolerances (stacking) were a bit on the tight side, but I decided to put the time, thought and advice into correcting it myself, which while I shouldn't have had to done. I am glad I did. As mentioned in a previous post, and reposted here (with pics this time) I ened up with a reliable accurate gun, I just couldn't part with now.. It truly went from one of my most hated untrustworthy guns, to my most trusted and relaible. Nuff said. and here is the old post and some pics.



Viper,

The job you did on yours is first rate. I had shot mine so much that the front sight retaining pin had rattled loose, and of course the next 3 gun match knocked the sight off center. The gunsmith that put it back in line for me basically said to do what you did to smooth things out - bevel the hammer, smooth the firing-pin retainer to slide transition. He also said that was normal, in his opinion, for many mil-spec guns. Most CZ shooters at the matches love the feel and trigger of my AR-24, but mine is now north of 5000 rounds, all loaded near max pressure, and has had a lot of gravel dust through it.

I am trying to get a time slot scheduled at Hennings and have him go to town on mine and work out night sights to put on there, with likely a firing pin and spring upgrades to boot. If I can get "eye guide" lines cut onto the top a la CZ and Walther, that would improve my sight recovery times dramatically as well.

I also mulled over why the tolerances are the way they are. The AR-24 is parkerized and then epoxy painted, inside and out. This isn't the most slick surface treatment - in fact, both materials were designed to improve your ability to grip rather than make things slippery. That comes at a price in terms of the parts having to wear into the finish at contact points to get used to sliding over each other again. The hammer is just a mil-spec budget item, but thankfully they left enough metal in place to fix that.

There are two kinds of guns:

a) Guns that work great out of the box.

b) Guns that work ok out of the box and work much better once a competent gunsmith has given it the once-over. Many 1911's, Walther PP series, Browning HP's, and CZ variants fall into this category, but the higher the price, the less likely this is (compare a TRP with a Charles Daly 1911 to see what I mean). What do they have in common? Metal on metal contact. One could argue this ought to have been fixed at the factory, but I think this is what makes up much of the price difference between a CD and TRP 1911

We'd all wish the AR-24 were an A grade 99% of the time, but I think the best we can expect is 90% - the rest are B, and this is made so much worse by support and parts availability being non-existent. I agree one should not have to futz with a $500 machine, but I am also not adverse to improving one if it works.
Viper1357
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Posted: 2/15/2009 11:53:32 PM
[Last Edit: 2/15/2009 11:54:05 PM by Viper1357]
Viper,

The job you did on yours is first rate. I had shot mine so much that the front sight retaining pin had rattled loose, and of course the next 3 gun match knocked the sight off center. The gunsmith that put it back in line for me basically said to do what you did to smooth things out - bevel the hammer, smooth the firing-pin retainer to slide transition. He also said that was normal, in his opinion, for many mil-spec guns. Most CZ shooters at the matches love the feel and trigger of my AR-24, but mine is now north of 5000 rounds, all loaded near max pressure, and has had a lot of gravel dust through it.

I am trying to get a time slot scheduled at Hennings and have him go to town on mine and work out night sights to put on there, with likely a firing pin and spring upgrades to boot. If I can get "eye guide" lines cut onto the top a la CZ and Walther, that would improve my sight recovery times dramatically as well.

I also mulled over why the tolerances are the way they are. The AR-24 is parkerized and then epoxy painted, inside and out. This isn't the most slick surface treatment - in fact, both materials were designed to improve your ability to grip rather than make things slippery. That comes at a price in terms of the parts having to wear into the finish at contact points to get used to sliding over each other again. The hammer is just a mil-spec budget item, but thankfully they left enough metal in place to fix that.

There are two kinds of guns:

a) Guns that work great out of the box.

b) Guns that work ok out of the box and work much better once a competent gunsmith has given it the once-over. Many 1911's, Walther PP series, Browning HP's, and CZ variants fall into this category, but the higher the price, the less likely this is (compare a TRP with a Charles Daly 1911 to see what I mean). What do they have in common? Metal on metal contact. One could argue this ought to have been fixed at the factory, but I think this is what makes up much of the price difference between a CD and TRP 1911

We'd all wish the AR-24 were an A grade 99% of the time, but I think the best we can expect is 90% - the rest are B, and this is made so much worse by support and parts availability being non-existent. I agree one should not have to futz with a $500 machine, but I am also not adverse to improving one if it works.


GoBangBang.. Your'e welcome. It's always helps to see pics and get tips from others. I wouldn't be where I am today with my stuff, if someone didn't do the same..

Homey.. Thanks for the kudos, and your gunsmith ranks up with the ones I've been privy to chat (outside of the Amalite guy) with who've told me the same thing about other pistols. Many have worked right out of the box, but it never hurts to make them work better!!

I gotta tell you I can't believe how much you shoot that thing!! I was taking a look at the front sight assembly and realizing that while it's a pretty tight setup, I can see where pounding thousands of rounds, banging it against things, etc.. would loosen it up like that. Just a damn shame that Armalite (or aftermarket) doesn't back up with some alternate sight options. I'm not sure what Hennings will come up with, but I'm confident it will be a nice custom job that'll hold up. When you get the work done, post some pics.. I'm looking forward to seeing some cool custom work on yours. I'm finished with mine.. Well.. for the moment anyway..
core781
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Posted: 7/27/2009 8:51:10 PM
I think Armalite's service is outstanding. I have heard they have been strapped with their phone system, but I haven't had any issues, and they are quick to return e-mails as well. From my experience Armalite's service has been second to none.