The Problem With Nickel-Boron - David Bookstaber
网页2014年2月7日 · I noted the NiB (nickel-boron) gets discolored by fouling, but my photos only showed a sparkling new NiB-X BCG. Following is a picture of what it looks like after a few hundred rounds of use, followed by ultrasonic cleaning and then aggressive scrubbing with steel and brass wire brushes.
Rifleman Q & A: Why Nickel Boron? | An Official Journal Of The NRA
网页2018年5月11日 · Q:Nickel boron (NiB) bolt carrier groups (BCG) for AR-style rifles now seem to be available at affordable prices, although they are still more expensive than a standard mil-spec BCG. The...
Best AR15 BCG Finishes - Pros Cons and Recommendations
网页2024年7月3日 · A nickel boron bolt carrier group will have greater lubricity and corrosion resistance than both chrome and nitride BCGs. For these reasons, it is a very popular AR-15 BCG finish. UCT Coatings of Palm City Florida applies their patented EXO Nickel Boron finish to many products including AR-15 BCGs for Fail Zero and Toolcraft.
Why Nickel Boron might be a bad choice for bolts and carriers - AR15.COM
网页2015年12月15日 · Nickel boron has a surface with many high points. Because the high points make all the contact, there is less surface area for friction to occur. The problem with this is once the high points wear down the coefficient of friction increases due to more surface area being contacted. View Quote.
different BCG coatings : r/ar15 - Reddit
网页2022年3月22日 · Why you should avoid Nickel Boron AR Bolt Carrier Groups. In my experience, Nickle Boron (NiB) is an inferior coating for the AR Bolt, Extractor, and Carrier. It's a downgrade on all levels. It's a bill of goods that many companies sold, and now can't back off of without looking like a bunch of smut peddlers.
Nickle boron bolt carrier group. - The Firing Line Forums
网页2015年5月14日 · POF states right in the owner's manual that due to the nickel boron finish on the bolt carrier/bolt, and NPE finish on the upper and lower receiver that the rifle can be ran with no lubrication. I used a spray cleaner to strip any and all lubrication off of the BCG of the P308 and fired one 25 round magazine without issues.
Nickel Boron BCG | Bolt Carrier Groups for ARs & M16s On SALE
网页Reduce friction and improve overall performance with Nickel Boron Bolt Carrier Group. Reliable, easy to clean, and with a clear aesthetic these BCGs are a worthwhile upgrade to your AR15 rifle, carbine or AR pistol.
AR-15 Bolt Carrier Group Basics: A Comprehensive Guide
网页3 天之前 · October 11, 2024October 13, 2024by Dirty Bird Staff. 11Oct. The bolt carrier group (BCG) can be thought of as the heart of the AR-15 platform. If the gas system is the lungs, providing the necessary pressure, the BCG powers the entire operation, driving key functions that keep the firearm cycling reliably. Whether you’re an experienced AR-15 ...
Top 3 Reasons You Might Want A Nickel Boron BCG [2024]
网页2024年7月3日 · Nickel Boron is an advanced metal finish that offers high resistance to wear and corrosion as well as having an ultra low co-efficient of friction. When the critical surfaces of a bolt carrier group (both inside and out) start out with a low coefficient of friction, everything cycles smoother and less lubrication is required.
AR-15 Bolt Carrier Group (BCG): How it Works, Maintenance and …
网页2019年3月8日 · My nickel boron bolt carrier group from Spike’s Tactical works great. I recommend staying away from the super-cheap options. I also recommend buying a complete bolt carrier group from one manufacturer. The chances of you getting a complete bolt with bad rings are far less than if you piece the …