WMD Guns has developed a specific Nib-X, or nickel boron coating that appears to be superior to other coating on the market. WMD claims that other companies who to produce Nickel boron products turn out to be an inferior coating of electroless nickel with boron nitride particles, which in fact is not true nickel boron. WMD guns has gone through the painstaking process to ensure they the NiB-X coating you are provided with is optimal for hardness and lubricity. This complete bolt carrier group features a polished NiB-X finish.

Specifications and Features:
WMD Guns AR-15 Complete Bolt Carrier Group NIBXBCG0001
5.56 NATO/.223 Remington/.300 AAC Blackout Compatible
Full Auto Compatible Carrier
Bolt is made from Carpenter 158 Heat Treated/Shot Peened MPI Inspected
Mil-Spec Gas Rings
Extractor
Firing Pin (Chrome)
Carrier
Gas Key
Cam Pin
Specifically engineered for long life and high reliability
Easy Cleaning and Maintenance
BCG components are coated and polished to reduce fouling and adherence
Over 30K rounds in Government protocol endurance testing
Great for Short Barrel and Suppressed platforms
NiB-X Coated

Parts with NiB-X Coating:
Bolt
Extractor
Carrier
Gas Key
Cam Pin

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