

Click to see full view
Triarc Systems
Overview
The Triarc Systems 5.56 NATO M16 Bolt Carrier Group features a Nickel Boron finish, which enhances durability and facilitates easier cleaning. Designed in the M16 style, this BCG is compatible with 5.56 NATO caliber builds, ensuring reliable cycling and performance. It is often found in carbine gas system setups, making it a solid choice for those looking to build a dependable AR-15 platform.
Log in to set a price alert on this product.
No Available merchants at this time.
Triarc Systems 5.56 NATO M16 Bolt Carrier Group - NP3 ranked #123 of the 229 bolt carrier groups builders added on GunPartPicker in August 2026.
Trending bolt carrier groups →
Updated · from real builds on GunPartPicker
We ranked every bolt carrier group by how often it shows up in real builds on GunPartPicker.
Read the guide: The Most Trusted AR-15 BCGs →Check it against the live catalog:
The part most often added in each category by the 4 builds that include this one

Velocity Triggers Straight Trigger 4lb Serration Flat Dark Earth

Yankee Hill Machine Co. AR-15 10.5" Threaded Fluted Barrel 1-8 Twist

Spikes Tactical STSB920 9mm AR Lower, Black - STSB920

Timber Creek Outdoors Enforcer Mini Small Ambidextrous Charging Handle, Hardcoat Anodized Purple - EM Ambi CH PPA

Yankee Hill Machine Black Diamond Mid-Length M-LOK AR-15 Handguard - 9.3"

Yankee Hill Machine AR-15 Billet Upper Receiver - Stripped
Builds in the community that include the Triarc Systems 5.56 Nato M16 Bolt Carrier Group - Np3
| Build | Parts | Total |
|---|---|---|
![]() | 28 | $5506.11 |
No reviews yet. Be the first to review this product!