Wilson Combats polished black nitride BCG has a mirror finish that cleans up easy with a rag. Gas key is staked from the factory. Bolt is shot peened and HPT/MPI tested. Beautiful piece thats also fully functional.





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Wilson Combat
Overview
The Wilson Combat M16 Bolt Carrier Assembly is designed specifically for the 5.56 NATO caliber, providing reliable function and durability in your AR-15 build. Featuring a polished black nitride finish, this M16-style bolt carrier enhances resistance to corrosion and wear while ensuring smooth cycling in your firearm. This component is frequently found in mid-length gas system builds, making it a solid choice for those looking to optimize performance and reliability in their setups.
Based on build data

Aero Precision Ar-15 Breach Charging Handle Ambidextrous Small Levers

Wilson Combat Ar-15 Lower Receiver Forged

CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B

Breek Arms Ar-15 Warhammer Mod2 Ambidextrous Charging Handle Black

Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK

Magpul AFG-2 Angled Fore Grip - Black
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Aero Precision Ar-15 Breach Charging Handle Ambidextrous Small Levers | 74 | |
| Wilson Combat Ar-15 Lower Receiver Forged | 64 | |
| CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B | 56 | |
| Breek Arms Ar-15 Warhammer Mod2 Ambidextrous Charging Handle Black | 54 | |
| Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK | 52 | |
| Magpul AFG-2 Angled Fore Grip - Black | 50 |
| Caliber | Percentage |
|---|---|
| 300 Blackout | 100% |
Builds in the community that include the Wilson Combat M16 Bolt Carrier Assy 5.56 Nato Polished Blk Nitride
| Build | Parts | Total |
|---|---|---|
![]() | 15 | $1289.31 |
![]() | 12 | $1205.42 |
![]() | 30 | $6751.55 |
![]() | 15 | $4700.00 |
![]() | 15 | $3922.71 |
![]() | 10 | $825.81 |
![]() | 26 | $3248.90 |
![]() | 37 | $6559.78 |
![]() | 22 | $2959.80 |
![]() | 15 | $1376.72 |
![]() | 15 | $2551.73 |
![]() | 23 | $1821.56 |
4 global ratings
Wilson Combats polished black nitride BCG has a mirror finish that cleans up easy with a rag. Gas key is staked from the factory. Bolt is shot peened and HPT/MPI tested. Beautiful piece thats also fully functional.
Wilson Combat nitride BCG is well made underneath but the finish is more glossy than the matte I expected from the photos. Function is excellent, properly staked gas key, HPT/MPI bolt. The polished look isn't for everyone but it cleans easy.
stays clean longer than my last one
smooth action