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AnCapMan
09-13-12, 11:41
Got another colt from Cheaper than dirt and have a few concerns.

First I love my 6920's.

But this one had some strange stuff

The bolt carrier in the rear had what appears to be a reddish tinge of rust on it. (will post pics when I get to my computer at home)

The grip screw was 1/2 inch longer than spec. I noticed when I went to remove the stock grip it took no effort. Took it off put on the barely fitting BCM mod 0, and if I tightened it down the selector switch wouldn't budge. If I backed the screw out the grip was loose, but the selector switch would work.

Finally measured it and the screw was 1/2 inch longer than any grip screw I have ever seen.

So has anyone else seen this lately in the bolt or the grip screw? Also the roll pin for the trigger guard won't budge have to take it to someone to figure it out. But it won't move with a 1/8 or 3/32 roll pin punch with me hammering away. No movement at all.

My main concern is the bolt. Again sorry, I will post pics as soon as I get home. Also this gun was filthy. Not 5 rounds filthy but like 200+ wolf rounds filthy. I had to bore foam 2 times and went thru like 50 patches (1 hour!) before they came out only slightly dirty.

Just confused as my other one came out oiled up but not grimy and looking rusty.

Stickman
09-13-12, 11:56
Post a picture, because we are all sitting here guessing as to your rust issue.

Did the BCM grip come with a grip screw?

Trigger guard roll pins are typically very tight from Colt, soak it in kroil, brace it, then use the right punch to get it out.

C4IGrant
09-13-12, 12:08
Hmm, sure the gun isn't used? Where did you buy it from??


C4

AnCapMan
09-13-12, 12:10
Yes it did. And I ended up using it.

But for comparison I took out the one from my other 6920 and it was 1/2 inch longer. The BCM one was the same length as the other 6920.

I apologize I will get the pic of the potentially rusted bolt by 16:30 EST. I don't have the rifle with me. I will try some kroil for for the tg pin.

AnCapMan
09-13-12, 12:12
Hmm, sure the gun isn't used? Where did you buy it from??


C4

I bought it from Cheaperthandirt. It was 990 and advertised as new.
http://www.cheaperthandirt.com/product/07000

C4IGrant
09-13-12, 12:19
I bought it from Cheaperthandirt. It was 990 and advertised as new.
http://www.cheaperthandirt.com/product/07000

Honestly, I don't trust anything about CTD.

With that said, I must take apart a 6920 every other day of the week (I mean EVERYTHING out of the gun). I have never seen one that looked like it had been shot for 200rds. The reason for this is because Colt cleans the components before they ship them. So something isn't right here.



C4

AnCapMan
09-13-12, 12:34
I really hope that isn't the case, as CTD has awful CS....

I should have spent the extra 60 and bought from you.... buy once cry once.

C4IGrant
09-13-12, 13:03
I really hope that isn't the case, as CTD has awful CS....

I should have spent the extra 60 and bought from you.... buy once cry once.

Well I am not saying that (as there are other quality companies out there selling Colt's), but knowing what I know, the gun shouldn't look like someone did 5-7 mag dumps through it. On top of that, you shouldn't see any signs of rust (clue).


C4

AnCapMan
09-13-12, 13:07
Anyway I can call up Colt and verify SN as used or new?

C4IGrant
09-13-12, 13:10
Per the TDP, your bolt (in your A2 grip) should have 1.125 of thread.



C4

C4IGrant
09-13-12, 13:10
Anyway I can call up Colt and verify SN as used or new?

Colt doesn't sell used guns. Get me your serial number though and I can at least try and see when it was made (no promises).


C4

AnCapMan
09-13-12, 13:11
Also on the upper receiver, something different than the other colt... It has the keyhole marking for cerro.... Does colt use cerro now?

There is no forge mark on the lower receiver at all...

markm
09-13-12, 13:14
It sounds like you have an LE turn in. Does the bolt face show finish wear?

I mean... there are several places on the BCG alone that will give you an idea of the amount of firing/wear on the gun.

AnCapMan
09-13-12, 13:27
Yes, I will post pics.

I think I may be giving a call to CTD for a refund return, and buying from GandR

markm
09-13-12, 13:39
If the bolt face is worn through the finish, you're talking about a used weapon.

I mean... I've seen test fired bolt groups that you could wipe clean and make look brand new.

AnCapMan
09-13-12, 13:40
Just called CTD - They say it is new, and they want to see pics of the bolt wear too, but were pretty adamant that it was a new gun, and that they do not do returns and I should be calling Colt...

:cray:

DasBulk
09-13-12, 14:15
Just called CTD - They say it is new, and they want to see pics of the bolt wear too, but were pretty adamant that it was a new gun, and that they do not do returns and I should be calling Colt...

:cray:

I'd check the cam area inside the upper.
That's the first area to wear in my experience.

C4IGrant
09-13-12, 15:29
Just called CTD - They say it is new, and they want to see pics of the bolt wear too, but were pretty adamant that it was a new gun, and that they do not do returns and I should be calling Colt...

:cray:

PM sent with your production date.


C4

AnCapMan
09-13-12, 15:31
Pictures As promised
Bolt Face
http://farm9.staticflickr.com/8176/7983542450_f0e9c79dd1.jpg (http://www.flickr.com/photos/87159680@N05/7983542450/)
Bolt Face (http://www.flickr.com/photos/87159680@N05/7983542450/) by ancapman (http://www.flickr.com/people/87159680@N05/), on Flickr

Bolt Potential Rust?
http://farm9.staticflickr.com/8039/7983542372_aa02ac034b.jpg (http://www.flickr.com/photos/87159680@N05/7983542372/)
photo 2 (http://www.flickr.com/photos/87159680@N05/7983542372/) by ancapman (http://www.flickr.com/people/87159680@N05/), on Flickr

Cam Pin area in Upper - Seems ok
http://farm9.staticflickr.com/8173/7983537759_e3bf42da61.jpg (http://www.flickr.com/photos/87159680@N05/7983537759/)
photo 3 (http://www.flickr.com/photos/87159680@N05/7983537759/) by ancapman (http://www.flickr.com/people/87159680@N05/), on Flickr

The overal gun
http://farm9.staticflickr.com/8455/7983537675_2389494313.jpg (http://www.flickr.com/photos/87159680@N05/7983537675/)
photo 4-1 (http://www.flickr.com/photos/87159680@N05/7983537675/) by ancapman (http://www.flickr.com/people/87159680@N05/), on Flickr

AnCapMan
09-13-12, 15:55
Based on the info from Grant...

I would find it hard to believe this gun is used as its production run was approximately 44 days ago.

I think maybe Colt didn't clean it for whatever reason....

My only real question is about the bolt, is that rust? I have never seen that on any other bolt.

MistWolf
09-13-12, 16:02
That part is gonna get covered by carbon anyway

Pistol Shooter
09-13-12, 16:02
I really hope that isn't the case, as CTD has awful CS....

I should have spent the extra 60 and bought from you.... buy once cry once.

Often it's really worth some extra money to buy from a known gun shop or dealer who stands behind their product.

I look forward to seeing your problem resolved, good luck. :smile:

AnCapMan
09-13-12, 16:04
So what is the thoughts? Is that rust?

Should I contact Colt for a Bolt replacement?

GRANTFTW
09-13-12, 17:10
Looks more copper-ish. Does it come off when you rub it, say on a white clothe?

AnCapMan
09-13-12, 17:37
Negative

Nothing comes off except the remnants of the weapon shield oil.

It does look copper like, but it seems to be maybe a phosphate process error, or perhaps it is rust. Either way to be safe I ordered a new BCM Bolt from GandR and will let Colt take a month or 2 to look at it and decide whether to replace it or not....

DeltaSierra
09-13-12, 17:40
You know, this strikes me as a simple case of OCD...

I don't see a thing wrong with the bolt in those pictures. Am I missing something really obvious...?

AnCapMan
09-13-12, 17:42
Not OCD....

If that was the case I would be upset about all the chips in the surface of the receivers - but I will beat them up on my own...

I have just never seen rust looking color on a brand new bolt.

Split66
09-13-12, 18:46
Looks like copper fouling. Cant tell you how it got there, unless it migrated down the gas tube? :confused: See if you can scrub it off with some solvent before sending it back.

Split66
09-13-12, 19:00
http://i44.tinypic.com/iypus3.jpg


Only thing close I've found while researching at work was this. Copper residue that had blown back and then corroded inside the carrier. Perhaps yours is copper that hasn't corroded. People were talking about this happening with the M16FOW occasionally with a broadbased consensus why....everything from shooting a brick of shitty ammo to an improperly drilled gas port. Iraqgunz could shed some light, the bullshit level on the interwebs is high and I'm not the expert :)

AnCapMan
09-13-12, 19:36
I will try some copper remover and brass brush.

Hard to imagine that test firing at the factory would do that but, either way worth a shot.

Split66
09-13-12, 20:51
Also this gun was filthy. Not 5 rounds filthy but like 200+ wolf rounds filthy. I had to bore foam 2 times and went thru like 50 patches (1 hour!) before they came out only slightly dirty.



Hard to imagine the factory test fire would do that too. Perhaps someone at "warehouse C" was playing with your Toy. :rolleyes:

AnCapMan
09-13-12, 20:58
Yeah, I am going to hope that didn't happen, as I cannot imagine how I would prove it.

I am sure it will be just as reliable as any other 6920, but just like your girlfriend, one likes to "believe" you are the first to get dirty with it. :D

wingspar
09-14-12, 00:52
Does not look like rust at all. Copper was my first thought too.

copenhagen2001
09-14-12, 01:32
Looks like someone took a bore, brass wired brush to it to clean it. I used to do that to mine back in the day to get it clean, I wouldnt worry about it.

AnCapMan
09-14-12, 23:45
I took copper remover to it, and it cleaned off... Lubed it up and zeroed the sights and the EXPS 2-2 and then fired off 500 rounds. After shooting it, it was less dirty than when I got it... So I still think the theory that someone at CTD played with it with tula or wolf or some other third world ammo....

Oh well, my rifle wasn't a virgin, someone molested it in Warehouse C....

Still shot well... duh...

I managed one lucky grouping from 50 yards about .40 inches for 3 shots with M855... All other groups were 1 - 1.5 in....

Another great colt... may not be the prettiest, may have finish that wears off the aluminum, but it will run and run and run.

sinlessorrow
09-16-12, 09:55
Congrats on the rifle enjoy.

I-M4-REAL
09-16-12, 10:49
Would you buy from CTD again? I think I would pass!That was some weird shit on you Colt man and was very 'interesting' is see how it ended... like "44 days since production" ect! When I got my 'new' Colt LE6920 it had the factory 'reddish' grease on the BCG and I thought that was going to be your "rust" colored stuff on the BCG, but obviously NOT.
Glad it's GTG!

markm
09-17-12, 08:58
I don't see anything in those pics that tells me the gun was fired a bunch. The gas tube is shiney all the way into the front of the upper.

If there were a lot of rounds on the gun, that area would be blackened up a bit.

Split66
09-17-12, 11:52
Irregardless problem solved/case closed ;). Glad you didnt send the bolt back and are enjoying your rifle instead.