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11/28/2016 11:58:46 PM EDT
Hi guys, just picked up a FZ BCG from Primary Arms for $99. I was just wondering if anyone who has a lot of rounds through one could chime in about it's quality/reliability?

A lot of reviews say they are g2g but some others say not so much. Thanks for the help
11/29/2016 12:31:44 AM EDT
[#1]
I bought 2 of them from primary arms last black friday and they have been fantastic. I hand polished them a little before installing them and all they ever have needed is a light wipe down.
11/29/2016 1:56:40 AM EDT
[#2]
I got one a year or two ago for that price.  It's never given me any issues though it's stained pretty dark now.
11/29/2016 4:07:42 AM EDT
[#3]
You already bought it... Impulse buy, and now seeking validation?

I have one, it works as advertised. Appears to be quality, no hard corners, no tool marks, etc. Cleans up easily, which is the biggest improvement over normal BCGs.

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11/29/2016 8:19:02 AM EDT
[#4]
seen too many issues with Nickel Boron gumming up the gun if you don't clean it.
11/29/2016 9:15:42 AM EDT
[#5]
I've seen first hand reports from very squared away shooters saying they ran the FZ bone dry for many many thousands of rounds no cleaning.

My own personal experience with NiB they are a bit stiff when dry but nothing going into battery or being fired wouldn't iron out.

I lube mine as normal FWIW.
11/29/2016 9:47:57 AM EDT
[#6]
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I've seen first hand reports from very squared away shooters saying they ran the FZ bone dry for many many thousands of rounds no cleaning.

My own personal experience with NiB they are a bit stiff when dry but nothing going into battery or being fired wouldn't iron out.

I lube mine as normal FWIW.
View Quote


I've run my WMD NiB-X bone dry with no discernable wear, but I usually very lightly apply synthetic motor oil, just a few drops, which the detergent anti-carbon additives seems to help it resist staining. Nickel-boron is a dry film lubricant, so running bone dry is one of its capabilities.  The sparse oil just helps suspend the carbon.

Fail Zero and WMD are the two established leader in nickel-boron plating. I would buy from either with confidence, and $99 for a FZ is darned good.
11/29/2016 11:03:04 PM EDT
[#7]
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seen too many issues with Nickel Boron gumming up the gun if you don't clean it.
View Quote

How is this possible?

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11/30/2016 12:02:31 AM EDT
[#8]
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Quoted:

How is this possible?

Posted Via AR15.Com Mobile
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Quoted:
Quoted:
seen too many issues with Nickel Boron gumming up the gun if you don't clean it.

How is this possible?

Posted Via AR15.Com Mobile


Well said.  Nothing about nickel-boron plating to "gum up".
11/30/2016 12:25:56 AM EDT
[#9]
I've had mine for 2 years and as posted above it has gotten darker. I lube as normal and clean after every range session though.  The bolt is turning discolored (copper/brass maybe?) where the carbon builds up but it cleans easy enough with a scraper.

I did notice on my last cleaning that the cam pin was hard to pull out of the carrier. Not sure why but it all went back together with no issue.
11/30/2016 8:05:36 AM EDT
[#10]
Thanks for the help guys. Sounds like it'll be good to go. I just received mine yesterday and everything looks good, can't wait to try it out.
11/30/2016 8:11:08 AM EDT
[#11]
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Quoted:


Well said.  Nothing about nickel-boron plating to "gum up".
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Quoted:
Quoted:
Quoted:
seen too many issues with Nickel Boron gumming up the gun if you don't clean it.

How is this possible?

Posted Via AR15.Com Mobile


Well said.  Nothing about nickel-boron plating to "gum up".


A lot of guys were posting about it a year or two ago.  Carbon was sticking to the NIB coating and eventually locking the gun up / causing failures.
11/30/2016 8:27:04 AM EDT
[#12]
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Quoted:


A lot of guys were posting about it a year or two ago.  Carbon was sticking to the NIB coating and eventually locking the gun up / causing failures.
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Quoted:
Quoted:
Quoted:
Quoted:
seen too many issues with Nickel Boron gumming up the gun if you don't clean it.

How is this possible?

Posted Via AR15.Com Mobile


Well said.  Nothing about nickel-boron plating to "gum up".


A lot of guys were posting about it a year or two ago.  Carbon was sticking to the NIB coating and eventually locking the gun up / causing failures.


Not had that problem with the 3 that I own.


They're machined correctly.  No toolmarks.  They clean up easily.  Regular Hoppes use will discolor/darken them.
11/30/2016 1:00:50 PM EDT
[#13]
Quote History
Quoted:


Not had that problem with the 3 that I own.


They're machined correctly.  No toolmarks.  They clean up easily.  Regular Hoppes use will discolor/darken them.
View Quote View All Quotes
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Quoted:
Quoted:
Quoted:
Quoted:
Quoted:
seen too many issues with Nickel Boron gumming up the gun if you don't clean it.

How is this possible?

Posted Via AR15.Com Mobile


Well said.  Nothing about nickel-boron plating to "gum up".


A lot of guys were posting about it a year or two ago.  Carbon was sticking to the NIB coating and eventually locking the gun up / causing failures.


Not had that problem with the 3 that I own.


They're machined correctly.  No toolmarks.  They clean up easily.  Regular Hoppes use will discolor/darken them.


From Failzero "Important Note: Some off-the-shelf rifle cleaning solutions such as Hoppe’s #9 can react negatively with nickel finishes and since EXO is a nickel-based coating, these should not be used on FailZero products."

Not sure if it only causes discoloration like you've seen but thought I'd make you aware it may cause problems.
11/30/2016 7:50:57 PM EDT
[#14]
Quote History
Quoted:




Not had that problem with the 3 that I own.


They're machined correctly.  No toolmarks.  They clean up easily.  Regular Hoppes use will discolor/darken them.

From Failzero "Important Note: Some off-the-shelf rifle cleaning solutions such as Hoppe’s #9 can react negatively with nickel finishes and since EXO is a nickel-based coating, these should not be used on FailZero products."

Not sure if it only causes discoloration like you've seen but thought I'd make you aware it may cause problems.
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[span style='font-weight: bold;']Quoted:




Not had that problem with the 3 that I own.


They're machined correctly.  No toolmarks.  They clean up easily.  Regular Hoppes use will discolor/darken them.

From Failzero "Important Note: Some off-the-shelf rifle cleaning solutions such as Hoppe’s #9 can react negatively with nickel finishes and since EXO is a nickel-based coating, these should not be used on FailZero products."

Not sure if it only causes discoloration like you've seen but thought I'd make you aware it may cause problems.


Yep, just darkens them.  I made the mistake on my first fz bcg and it took on a dark patina.  Still easy to clean, it just doesn't look as nice as my other fz or wmd bcgs.  I still use hoppes on the dark bcg, no other problems have occurred.  In full disclosure, I don't let the nib parts soak in hoppes, there's no need to.  I don't know what other issues would crop up if I were to do so.
12/1/2016 11:54:51 AM EDT
[#15]
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Quoted:
seen too many issues with Nickel Boron gumming up the gun if you don't clean it.
View Quote

Been running one on my suppressed SBR for a couple thousand rounds now without cleaning just because and I have no issues with it.  Three other rifles with NiB and never seen an issue.  All of them have darkened from use and they've never been touched by Hoppes
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