Aero Precision AR15 5.56 BCG w/C158 Bolt – Aero Logo – Phosphate (C)
$148.03
Enhance your AR15 build with Aero Precision’s reliable 5.56 BCG, featuring a phosphate finish, M16-cut carrier, and Carpenter 158 bolt for superior performance.
Out of stock
This high quality bolt carrier group is a valuable addition to your AR15 build.
Features:
- M16-cut carrier
- Machined from 8620 steel
- Carrier has forward assist serrations
- Mil-Spec phosphate coating
- Properly staked gas key
- Chrome lined gas key and bolt channel
- 5.56 Bolt is machined from Carpenter 158 tool steel
- Shot peened
- HPT tested/MPI marked
- Black o-ring insert on extractor
- High quality BCG
| Weight | 0.955 lbs |
|---|---|
| Dimensions | 11.000 × 4.000 × 1.500 in |
| Manufacturer | Aero Precision |
| Finish | Mil-Spec phosphate coating |
| Weight | unknown |
| Material | 8620 steel, Carpenter 158 tool steel |
| Compatible With | AR15 |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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