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View Full Version : Which AR-15A2 Is Closest To M-16A2?



JBnTX
10-07-08, 15:41
I want an AR-15A2, as close to the military M-16A2 as possible.

Colt would be my first choice but they don't have the bayonet lug, flash hider,
full fenced lower receiver with push out pivot pin. Do any Colt models have
these features?

The Bushmaster Target Model Rifle A2 20" barrel is exactly what I'm looking for.

I'm not familiar with the other AR Manufacturers.
Some don't even sell complete rifles? Most are flattop carbines with 16 inch barrels.

Do any other manufacturers sell a full size AR-15A2 like the Bushmaster?

Buck
10-07-08, 16:27
I believe CD Defense is getting ready to release a USMC style M16-A4 clone, This is the rifle that the Corps replaced all their A2s with. The only real difference between the A2 and A4 is in the upper receiver. I think the CD comes complete with the carry handle and rifle sights too...

Just a FYI

B

Caeser25
10-07-08, 17:20
if you find one let me know, I recently decided to build a m16-a3 or a4 clone but haven't found a 20" barrel in 1/7th except cmmg but have read too many bad things bout them that's making me iffy about building with one their barrels:(

JBnTX
10-07-08, 17:36
I believe CD Defense is getting ready to release a USMC style M16-A4 clone....


Thanks.

Their DR-15 rifle is what I'm looking for.
http://www.charlesdalydefense.com/firearms.asp

Bushmaster might be the higher quality rifle? Don't know?

At least now I have a choice.

Buck
10-07-08, 18:59
Bushmaster might be the higher quality rifle? Don't know?

At least now I have a choice.

I would go with CD over a current production Bushmaster... Grant @ G&R may be able to get one for you, maybe even one with a 1/7 twist GI type barrel... It would be worth a phone call or email to inquire...

B

HES
10-07-08, 19:23
Thanks.

Their DR-15 rifle is what I'm looking for.
http://www.charlesdalydefense.com/firearms.asp

Bushmaster might be the higher quality rifle? Don't know?

At least now I have a choice.
Check THIS (https://www.m4carbine.net/showthread.php?t=6642) thread for some info. Mind you its built around the M4, but for the most part it should hold true.

JBnTX
10-07-08, 19:31
Thanks. I've seen the chart, it's very revealing.

I've only owned Colts and one Bushmaster.

Until a couple hours ago, I didn't even know
Charles Daly made ARs.

The CD AR ranks a lot higher than the Bushmaster.
I will definately look closer at them.

Buck
10-07-08, 20:26
you may want to look here also...

LINK (https://www.m4carbine.net/showthread.php?t=17804)

b

1859sharps
10-07-08, 21:42
I would go with CD over a current production Bushmaster... Grant @ G&R may be able to get one for you, maybe even one with a 1/7 twist GI type barrel... It would be worth a phone call or email to inquire...

B

It's not easy to find a 20in GI type upper right now, and while Bushmaster can build you one if you want. 20in, GI profile, 1 in 7 twist. the works..... I would also suggest looking else where. Speaking as someone who did go BM a little over a year ago, the quality isn't what it used to be, could be or should be.

I have three issues with mine. Bolt staked in name only, front sight isn't aligned and the chamber is a bit on the tight side. heavy use will start causing failure to extract. in this case heavy is less then 500 rounds.

If there is another manufacture that is producing a quality, and correct 20in GI upper I would urge you to give them some serious consideration.

In case you are wondering why did I go BM. I hadn't been informed about m4carbine.net and all it's great info yet, and on past (many years ago) experience with BM.

scottryan
10-07-08, 22:25
If a Colt is what you want, then you need a R6551.

kong
10-07-08, 22:26
I would look for a good used Colt Hbar w/ 1/7 twist. I just picked one up for $700. About $150 spent with Adco will get the barrel threaded and also have it turned down to Govt. profile.

JBnTX
10-08-08, 02:14
.... Speaking as someone who did go BM a little over a year ago, the quality isn't what it used to be, could be or should be.

I have three issues with mine. Bolt staked in name only, front sight isn't aligned and the chamber is a bit on the tight side. heavy use will start causing failure to extract. in this case heavy is less then 500 rounds.

If there is another manufacture that is producing a quality, and correct 20in GI upper I would urge you to give them some serious consideration....


I agree. I've been down the Bushmaster road also.

JBnTX
10-08-08, 02:20
I would look for a good used Colt Hbar w/ 1/7 twist. I just picked one up for $700. About $150 spent with Adco will get the barrel threaded and also have it turned down to Govt. profile.




That's one option #1.

Followed by the R6551.

tiger seven
10-08-08, 07:24
if you find one let me know, I recently decided to build a m16-a3 or a4 clone but haven't found a 20" barrel in 1/7th except cmmg but have read too many bad things bout them that's making me iffy about building with one their barrels:(

Sabre Defence makes one.

http://www.sabredefence.com/commercial.php?focus=barrel#a4

Sorry for the brief hijack of the thread. :)

Derek

mmike87
10-08-08, 09:43
if you find one let me know, I recently decided to build a m16-a3 or a4 clone but haven't found a 20" barrel in 1/7th except cmmg but have read too many bad things bout them that's making me iffy about building with one their barrels:(

For what it's worth, I've been very happy with my 18" 1/8 CMMG barrel so far. But you're right - I have read some reports of some inconsistencies with their stuff in the past.

Caeser25
10-08-08, 17:13
Sabre Defence makes one.

http://www.sabredefence.com/commercial.php?focus=barrel#a4

Sorry for the brief hijack of the thread. :)

Derek

sweet, thanks


For what it's worth, I've been very happy with my 18" 1/8 CMMG barrel so far. But you're right - I have read some reports of some inconsistencies with their stuff in the past.

most of the problems I have read about though are when ordering complete uppers or complete rifles not buying just the barrel.

urbankaos04
10-08-08, 18:40
I REALLY gotta hand it to CD and the AR products they're coming out with. Seems like they are doing a great job listening to feedback on the boards.

Caeser25
10-09-08, 18:23
I'll probably just wait for the BCM

7.62NATO
10-09-08, 21:17
I'll probably just wait for the BCM

Is BCM coming out with a 20"?

urbankaos04
10-09-08, 22:47
After they catch up with demand for their 16" middy and 14.5" I'm sure they'll start to offer their 20" uppers.

josey88
10-09-08, 23:15
I was in the same road as you at the begining... I thought that Bushmaster was the greatest after Colt !!! Then , I , most fortunately, came across this Forum and I found out about Charles Daly , so I totally dumped the Bushmaster and I purchased a new CD M4LE , and I am in the process of upgrading it, like hanguards, stock, flip up sights, scope, etc etc. When it is done I will post pics .. It is a big difference between Bushmaster and Charles Daly !!!

Damascus
10-10-08, 00:01
What about Armalite? Last time my local gun shop had one in, it had an A2 fixed carry handle, fixed stock, etc... although it had green furniture, it reminded me the closest to the M16A2 since I've been out of the service. It had the bayonet lug, A2 birdcage flash hider, etc. Might be worth a look!
Also, DoubleStar/JT Distributing makes something similar, and from what I hear, they make some good rifles for the money, and can be customized into almost any config you can think of!

marylandsniper
10-10-08, 00:08
Sabre Defence makes one.

http://www.sabredefence.com/commercial.php?focus=barrel#a4

Sorry for the brief hijack of the thread. :)

Derek

OK, well who sells Sabre uppers and who has them in stock?

Rmplstlskn
10-10-08, 13:48
If a Colt is what you want, then you need a R6551.

I concur... but they are not cheap, if you can find one... Above $2k atleast...

My one and only Safe Queen...
http://www.wwyd.org/images/AR15/AR15A2.jpg

http://www.wwyd.org/images/AR15/AR15A2_srnum.jpg

Rmpl

mbinky
12-08-08, 21:33
I just bought an R6551 from Gunbroker. From what I can tell, a R6551 is similar to a R6550 with the exception that it does not have a bayo lug and it does have a sear block. An R6550 has a "GS" serial number (Government Service, I heard) while the R6551 has a "ST" serial number (Sporter Target).

Now, I am not an expert on this, I have just been a guy wanting a Colt A2 as close to an M16A2 as I can get without breaking the bank :) I saw some R6550's, but they were on average $5 to $6 hundred more than a R6551. And they had the large pin lower. I figure, if I really want to make it like an M16A2, I need to get an R6551. I need the lower drilled (an R6551 lower is small hole) for a traditional pin, install a FSB with a bayo lug, and that's all. Maybe $200? (and machine out the sear block if I want to run a FA carrier).

Now, to my question. I have seen the model R6551 offered with a 1/7" twist Gov. profile barrel. These rifles seem to have a roll mark that read "Sporter Target". I have also seen R6551's offered with 1/7" twist HBAR's. They seem to have roll marks that read "Target HBAR" or "HBAR Target". (can't pull up any pic right now).

So....do any of you know, if the R6551 roll mark reads "Sporter Target", is it a Gov. profile barrel? From my research I feel that a R6551 with a "Sporter Target" roll mark will be Gov. profile, where a R6551 with a "Target HBAR" or "HBAR Target" will be heavy profile.

Whew. I just spent a few hours on the 'net researching, now I can't find the pics I was looking at.

Is this correct? Or am I screwing up my model numbers?

Thanks.

ghideon
12-08-08, 22:25
OK, well who sells Sabre uppers and who has them in stock?

Sorry, thread is a little old, but PK Firearms has Sabre parts. Check with them if still interested.

noctis
12-08-08, 23:29
RainierArms does and they are actually in stock.

Col_Crocs
12-09-08, 06:09
My one and only Safe Queen...




WOW :O

Molon
12-09-08, 20:00
As already mentioned, a Colt 6551 is a real good place to start. A few of them were even made with the proper "push-pin" front pivot pin.
Swap out the barrel for a genuine Colt M16A2 barrel with a bayonet lug and you'll have a real good facsimile.
I've put thousands of rounds through mine and haven't had a single malfunction.


http://www.box.net/shared/static/49zxnf3aqx.jpg




http://www.box.net/shared/static/uoxvb7inna.jpg




http://www.box.net/shared/static/k3brojn5qn.jpg