White Label Armory M16 5.56x45mm NATO/.223Remington Bolt Carrier Group Nitride Black
$149.00 at MidwayUSA · 4 stores
In stock
Carrier Group 5.56 BCG W/158 Bolt W/Logo Chrome Lined Phosphate For AR-15
Aero Precision · Bolt Carrier Group
No ratings yetBest price
$148.99at Kentucky Gun Co
Out of stock checked Oct 22, 2026
In stock now instead
- White Label Armory M16 5.56x45mm NATO/.223Remington Bolt Carrie… $149.00at MidwayUSA
- Nickel Boron M16 NiB-X Bolt Carrier Group $149.50at Kentucky Gun Co
- Geissele Reliability Enhanced Gas Key and Bolt Carrier $148.00at MidwayUSA
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Kentucky Gun Co Best price | $148.99checked Oct 22, 2026 | Out of stock | Buy at Kentucky Gun Co | |
| Brownells | $149.99checked Oct 22, 2026 | Out of stock | Buy at Brownells | |
| OpticsPlanet | $149.99Salechecked Oct 22, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Similar bolt carrier groups in stock
This part is out of stock at every store we track. These similar bolt carrier groups are in stock, with today's prices.
Nickel Boron M16 NiB-X Bolt Carrier Group
$149.50 at Kentucky Gun Co · 7 stores
In stock
Geissele Reliability Enhanced Gas Key and Bolt Carrier
$148.00 at MidwayUSA · 2 stores
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Luth-AR .223 Fully Assembled Bolt Carrier TiN Coated Gold
$149.99 at OpticsPlanet · 2 stores
In stock Sale
Obsidian Arms M16 Bolt Carrier Group BCG 5.56 Phosphate Black
$152.00 at OpticsPlanet
In stock Sale
M16 Bolt Carrier Assy 5.56 NATO Polished BLK Nitride
$152.08 at Kentucky Gun Co · 7 stores
In stock
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $149.99 | $149.99 | $149.99 |
| Kentucky Gun Co | $148.99 | $148.99 | $148.99 |
| OpticsPlanet | $149.99 | $149.99 | $149.99 |
Since Sep 28, 2026.
About this part
The Carrier Group 5.56 BCG W/158 Bolt W/Logo Chrome Lined Phosphate For AR-15 is a 5.56 / .223 bolt carrier group from Aero Precision. It's sold by 3 stores, from $148.99 to $149.99.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Specifications
- Manufacturer
- Aero Precision
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
- Finish
- Phosphate
- Material
- Steel
From the manufacturer
This high quality bolt carrier group is a valuable addition to your AR15 build. 11.52 oz. 5.56 CHROME LINED PHOSPHATE BCG: Available with or without "A" Logo 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 5.56 NICKEL BORON BCG No Aero 'A' Logo Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt) Carrier h Mfg: Aero Precision
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