NEA/BLC 102 Reliability

Nope, it has three separate gas rings.

Mine did the same thing. Almost every round FTE. I thought it was undergassed too. They sent me a replacement BCG. Turns out my extractor spring was weak. Runs like a top now. Might be worth geting in touch with BCL/NEA
 
Mine did the same thing. Almost every round FTE. I thought it was undergassed too. They sent me a replacement BCG. Turns out my extractor spring was weak. Runs like a top now. Might be worth geting in touch with BCL/NEA

The extractor works fine. The ejector works fine. The bolt does not cycle rear properly. The bolt jammed up or was only partially to the rear. The casing was fully seated on the bolt face with the ejector and extractor ready to their work. It just need a little help from the cocking/charging handle to clear the obstruction and then it was GTG. The bolt once the charging handle was released, picked up the round and seated it. But as mentioned before, it is as though it was under gasses for some reason, or the buffer spring is too strong, not allowing the BCG to cycle properly.
 
If the gas rings aren't sealing properly, there's going to be a loss of operating pressure inside the carrier group.
 
A single round will not lock back on empty magazine?
I found mine to be very over gassed and was having significant FTE causing a lock up when trying to chamber next round. An adjustable gas block does the trick.
 
I love this, some minor mods, no loss of lives in a battle zone and we end up with a solid semi black non restricted gun for a reasonable price. Hell we're all gonna hot rod em to a certain extent anyway....
 
I will sacrifice a goat to the gods and pray that my bcl102 coming soon works ok

Seriously? Have you even read this thread? You can't hate on an NEA when you are willingly buying one lol

I waited for the second batch but it doesn't seem like the second batch will be any different from the first, not heard of any improvements...

They will have an ambi bolt release.
 
Nothing against NEA, as I have owned and enjoyed one of their 5,56mm carbines without issue. It is quite possible however, that the retro re-design of proprietary parts has led to some unanticipated interoperability issues. It is certainly troubling to read of widespread reliability problems, ammo sensitivity issues and "break-in" requiremen's related to a factory-new rifle. Like any other AR10, the BCL 102 really ought to function 100% with commonly available commercial and surplus ammo right out of the box. A factory adjustable gas-block might go some ways towards sorting out the reliability and ammo sensitivity issues, most of which appear to be (thus far) the result of under-gassing. Just a thought.

I have owned four different .308 call ARS from Artillerie Inrichtingen, Armalite, Lewis Machine and Tool, and Christensen Arms. All functioned fine with both commercial and surplus loads. This gives me pause where the BCL 102 is concerned, as something is clearly awry within the overall system. I do not 'think think that I will be rolling the dice with a purchase until the various teething problems are resolved. Just my initial observation as an experienced AR10 and .308 AR owner....
 
Somehow, I seem to have the one that runs fine. Anything from the cheap surplus Norc ammo, to factory loads between 150-168 grain off the shelf. I also do not have the cam pin "nick" that some seem to be experiencing. The single issue I have experienced appears to be a mag issue, rather than a rifle issue. I'm only at about 500 rounds so far, so who knows what the future holds. All in all, I have run 8 different types of ammo through it, with steady results.

IMHO, nothing I have read in any threads here, seem to be filled with catastrophic failure, like some are making things out to be. I think that is reinforced by the idea that there are still buyers on the second pre-order. Teething issues? Maybe. I think Jerry from Mystic has brought more information to the table with some of his initial observations, posted in his thread.

He!!, I'm so pleased with mine regarding functionality, that I am putting together funds for another for the wife. Made the mistake of letting her have a day on it, and it was love at first mag dump! Just my initial observation as an inexperienced AR10 and .308 AR owner....
 
no offence to anyone, but frankly hearing accuracy reports on cgn is akin to telling fish tales in a bar...... so many variables just with the person shooting to the rest they are using, rapidity of shots and so on and so on, the list is really endless. (not saying anyone is a liar, i own a custom long range rifle that i can shoot at .60moa..... but my buddy shooting the same gun/ammo can get sub .50)

the great thing about mystic precision doing this test is the variables will be removed, 2x bcl vs 2x mtn hunter, shot by a reputable bench rest shooter..... each rifle will have handloads tailored for it and the intrinsic accuracy of the rifle will be determined. also chamber dimensions will be known on each rifle to show quality control.
 
Nothing against NEA, as I have owned and enjoyed one of their 5,56mm carbines without issue. It is quite possible however, that the retro re-design of proprietary parts has led to some unanticipated interoperability issues. It is certainly troubling to read of widespread reliability problems, ammo sensitivity issues and "break-in" requiremen's related to a factory-new rifle. Like any other AR10, the BCL 102 really ought to function 100% with commonly available commercial and surplus ammo right out of the box. A factory adjustable gas-block might go some ways towards sorting out the reliability and ammo sensitivity issues, most of which appear to be (thus far) the result of under-gassing. Just a thought.

I have owned four different .308 call ARS from Artillerie Inrichtingen, Armalite, Lewis Machine and Tool, and Christensen Arms. All functioned fine with both commercial and surplus loads. This gives me pause where the BCL 102 is concerned, as something is clearly awry within the overall system. I do not 'think think that I will be rolling the dice with a purchase until the various teething problems are resolved. Just my initial observation as an experienced AR10 and .308 AR owner....

Somehow, I seem to have the one that runs fine. Anything from the cheap surplus Norc ammo, to factory loads between 150-168 grain off the shelf. I also do not have the cam pin "nick" that some seem to be experiencing. The single issue I have experienced appears to be a mag issue, rather than a rifle issue. I'm only at about 500 rounds so far, so who knows what the future holds. All in all, I have run 8 different types of ammo through it, with steady results.

IMHO, nothing I have read in any threads here, seem to be filled with catastrophic failure, like some are making things out to be. I think that is reinforced by the idea that there are still buyers on the second pre-order. Teething issues? Maybe. I think Jerry from Mystic has brought more information to the table with some of his initial observations, posted in his thread.

He!!, I'm so pleased with mine regarding functionality, that I am putting together funds for another for the wife. Made the mistake of letting her have a day on it, and it was love at first mag dump! Just my initial observation as an inexperienced AR10 and .308 AR owner....

Overall I am fairly pleased with the outside fit and finish of the BCL 102, but I'm the kind of guy that likes things to work properly or "function as designed" There are a few little aesthetics or personal ergonomic preferences that do not 100% appeal to me, but I can change them out. Those I have no issue with. However, the functionality and the reliability does concern me. After stripping my BCG apart again last night, I find the bolt, to be unfinished or there is no finish on it. The gas rings are loose, really loose. This might be the cause of some of my reliability issue with under gassing.

I am waiting for a response from the supplier IRT a query I sent the other day. Hopefully I will get a response before too long. If not, I may have to fork out some money for a new BCG and try and source some "GO/NO GO" gauges to ensure proper headspace is achieved to make this gun run.
 
Nothing against NEA, as I have owned and enjoyed one of their 5,56mm carbines without issue. It is quite possible however, that the retro re-design of proprietary parts has led to some unanticipated interoperability issues. It is certainly troubling to read of widespread reliability problems, ammo sensitivity issues and "break-in" requiremen's related to a factory-new rifle. Like any other AR10, the BCL 102 really ought to function 100% with commonly available commercial and surplus ammo right out of the box. A factory adjustable gas-block might go some ways towards sorting out the reliability and ammo sensitivity issues, most of which appear to be (thus far) the result of under-gassing. Just a thought.

I have owned four different .308 call ARS from Artillerie Inrichtingen, Armalite, Lewis Machine and Tool, and Christensen Arms. All functioned fine with both commercial and surplus loads. This gives me pause where the BCL 102 is concerned, as something is clearly awry within the overall system. I do not 'think think that I will be rolling the dice with a purchase until the various teething problems are resolved. Just my initial observation as an experienced AR10 and .308 AR owner....

Agree. It should run with surplus ammo. Might not be sub MOA with surplus, but it should at least run with it.

I'm considering a 102, but waiting awhile to see how it all plays out.
 
Drama drama. A couple people have some minor issues and all of a sudden the gun is a POS. Typical CGN. I for one am enjoying mine, its reasonably accurate, and a reliable semi 308 showing some minor wear in typical of the ar platform.

Someone compared the bolt carrier group of an AR10 to this rifle. They look different enough that they are likely not interchangeable. One is longer, and dimensions appear to be different to my eye. Gas key length appears to differ as well.
 
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