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

Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger

Magpul AFG-2 Angled Fore Grip - Black

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

Bravo Company Ar-15/m16 Bcm Mil-Spec 6 Position Receiver Extension
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 | 58 | |
| Wilson Combat Ar-15 Lower Receiver Forged | 43 | |
| Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger | 37 | |
| Magpul AFG-2 Angled Fore Grip - Black | 37 | |
| CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B | 37 | |
| Bravo Company Ar-15/m16 Bcm Mil-Spec 6 Position Receiver Extension | 35 |
| 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 | $1266.04 |
![]() | 12 | $1228.75 |
![]() | 30 | $6358.58 |
![]() | 15 | $4588.85 |
![]() | 15 | $3859.65 |
![]() | 10 | $837.82 |
![]() | 26 | $3214.25 |
![]() | 37 | $6322.13 |
![]() | 22 | $2786.54 |
![]() | 15 | $1380.55 |
![]() | 15 | $2618.40 |
![]() | 23 | $1769.41 |
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