View Full Version : Nickle Boron Bolt?
I was just checking out a website looking for a spare bolt and found a bolt that is Nickle Boron coated. There are claims of high lubricity and cooler operating temps.
Is NB for real or are there some downsides I should be aware of? I'm just looking for a spare that will probably never get used, since I'm a plinker who will take a few classes whenever time and money allow it.
Thanks all,
Oak
They're pretty cool. The cooler temps claim is a bunch of bullshit on par with what the piston sales clowns claim. Bolts don't get that hot anyway.
The NB bolt will get blackened and look about like a regular finished bolt unlead you are a clean freak... but they're decent.
Thank you for the reply.
Since I posted the question, I've been researching the subject. I haven't found anything to say it's bs. The bolt I was thinking of buying was a few bucks less than another so I think I'll buy that and a firing pin and cam pin with it.
I'm not interested in the less or no lube claims, I don't mind cleaning and lubing when needed. I'm just looking for a viable, reliable replacement spare bolt assembly.
Oak
Been running the ACB II in 2 different guns for about 2 years. NiB is a little easier to clean and is a little slicker even prior to lube. I have run it dry for shorts periods with no problem. No real hard running, though.
Thanks guys. Just placed my order so soon I'll have a spare bolt expecting never to use it, at least until I build a rifle.
Oak
Oh yeah.
If something ain't purdy, it better be butt ugly!
Oak
The claims of being much easier to clean are only partially true. Most of it wipes right off with a rag but the tail of my Fail Zero bolt has been permanently gunked up from the first 500 rounds it fired. No amount of Fireclean or CLP or Hoppes#9 will take that stuff off, much like my phosphate bolts. Lots of people have given NiB BCGs a fair shake and for the most part they've worked just fine. But the real question that needs to be asked is "will you buy another?". I like my FZ just fine but the last 2 BCGs I've purchased were Rainier Arms phosphates.
I was just on the Rainier Arms website and saw the NiB bolts for $10.00 less than the phosphate bolts, which is what started me on this whole question. So I bought it. As I said, the ease of cleaning or claimed ability to run dry really doesn't matter to me. If I use it, I'll lube it as normal and clean it when I'm done.
Oak
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