WMD Guns NiB-X BCG without hammer in black is the BCG only version. Slick NiB coating sheds carbon easily. Bolt is properly HPT/MPI tested. Black coating is a sleek look. Buy the hammer separately if needed.


Click to see full view
WMD Guns
Overview
The WMD Guns 5.56 AR-15 Bolt Carrier Group features an M16-style design, optimized for 5.56 NATO caliber, ensuring reliable performance and smooth cycling in your build. The Nickel Boron finish provides enhanced durability and resistance to wear, making maintenance easier and reducing friction during operation. This BCG is commonly found in mid-length gas system builds, offering a balanced gas flow and improved reliability.
Log in to set a price alert on this product.
No Available merchants at this time.
Based on build data

Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length
Gas Tube
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging Handle
Wmd Guns Nitromet Ar-15 Bolt Catch
Bolt Catch
TruCalibre Enhanced Ar-15 Magazine Release Button With Mag Catch
Magazine Release
Yankee Hill Machine Complete Ar-15 Lower Receiver - M4 Stock
Lower Receiver
Daniel Defense 14.5" 5.56 Nato Chf Mid-Length 1:7 Government Contour Ar-15 Barrel With Gas Block
BarrelAggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length | Gas Tube | 14 |
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 14 |
| Wmd Guns Nitromet Ar-15 Bolt Catch | Bolt Catch | 13 |
| TruCalibre Enhanced Ar-15 Magazine Release Button With Mag Catch | Magazine Release | 13 |
| Yankee Hill Machine Complete Ar-15 Lower Receiver - M4 Stock | Lower Receiver | 13 |
| Daniel Defense 14.5" 5.56 Nato Chf Mid-Length 1:7 Government Contour Ar-15 Barrel With Gas Block | Barrel | 12 |
| Platform | Percentage |
|---|---|
| AR-15 | 91.4% |
| AR-10 | 6.9% |
| AR-9 | 1.7% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 73.9% |
| .223 Wylde | 14.5% |
| .450 Bushmaster | 2.9% |
| 300 Blackout | 2.9% |
| .308 Win | 2.9% |
| 6mm ARC | 1.4% |
| .458 SOCOM | 1.4% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 56.3% |
| Carbine | 21.9% |
| Rifle | 18.8% |
| Pistol | 3.1% |
Builds in the community that include the Wmd Guns 5.56 Ar-15 Bolt Carrier Group Without Hammer - NiB-X Finish - Black
| Build | Parts | Total |
|---|---|---|
![]() | 10 | $1249.04 |
![]() | 26 | $3335.22 |
![]() | 29 | $2575.34 |
![]() | 13 | $1095.17 |
![]() | 21 | $1721.28 |
![]() | 11 | $1524.99 |
![]() | 27 | $2315.10 |
![]() | 8 | $2175.92 |
![]() | 20 | $818.75 |
![]() | 10 | $549.29 |
![]() | 20 | $2320.01 |
![]() | 25 | $2146.07 |
1 global rating
WMD Guns NiB-X BCG without hammer in black is the BCG only version. Slick NiB coating sheds carbon easily. Bolt is properly HPT/MPI tested. Black coating is a sleek look. Buy the hammer separately if needed.