WMD NiB-X AR-15 Semi Auto Bolt Carrier Group with Hammer Polished

If you’re looking for a top-quality bcg for your AR-15, look no further than the WMD Guns NiB-X AR-15 Semi-Automatic BCG. This BCG is manufactured by Military defense vendors to WMD’s tight tolerance specifications, ensuring that it’s one of the best BCGs on the market. It features a NiB-X nickel boron coating for long life and easy cleaning, and all of its components are NiBx coated and polished. This BCG is sure to make a great addition to your AR-15 collection!

WMD AR-15 Bolt Carrier Group Specifications:

Bolt

• Carpenter 158
• magnetic particle Inspected
• Mil-Spec Gas Rings
• NiB-X Coated for better wear Protection

Extractor

• heat-treated and hardened per Mil-Spec
• NiB-X coated

Firing Pin –

• Manufactured per Mil-Spec
• heat-treated, hardened, chromed

Carrier

• AR-15 Semi-Automatic
• 8620 Steel
• heat treated and case hardened
• NiB-X coated for durability and ease of cleaning.

Gas Key

• Hardened to Mil-Specs
• grade 8 hardened fasteners
•  NiB-X coated
• Staked per military specifications.

Cam Pin

• heat treated, hardened per Mil-spec
• NiB-X Coated