MP Brn AR-15/M16 5.56mm Bolt Carrier Group, Mpi, Nickel Boron
$116.42 at Brownells
In stock Sale
Semi-Auto Brn AR-15 5.56mm Bolt Carrier Group, Chrome, No Serrations
Brownells · Bolt Carrier Group
No ratings yetBest price
$125.99at Brownells
Out of stock checked Oct 22, 2026
In stock now instead
- MP Brn AR-15/M16 5.56mm Bolt Carrier Group, Mpi, Nickel Boron $116.42at Brownells
- Brn-180 Gen 1/2 Complete Bolt Assembly $111.99at Brownells
- Bolt Carrier Group, M16, 5.56, C158, Chrome & Phosphate, KAK Ma… $125.96at Ammunition Depot
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $125.99checked Oct 22, 2026 | Out of stock | Buy at Brownells |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
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This part is out of stock at every store we track. These similar bolt carrier groups are in stock, with today's prices.
Brn-180 Gen 1/2 Complete Bolt Assembly
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In stock Sale
Bolt Carrier Group, M16, 5.56, C158, Chrome & Phosphate, KAK Marked
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Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $125.99 | $125.99 | $125.99 |
Since Sep 28, 2026.
About this part
The Semi-Auto Brn AR-15 5.56mm Bolt Carrier Group, Chrome, No Serrations is a 5.56 / .223 bolt carrier group from Brownells. One store lists it, Brownells at $125.99.
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
- Brownells
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
- Finish
- Chrome
- Material
- Steel
From the manufacturer
Whether or not you're looking to outfit your top-of-the-line tactical rifle with an easily cleaned, low-friction bolt-carrier group or you're aiming for a period-correct Model 601 or even an XM16E1, then the Brownells AR-15 Chrome Bolt Carrier Groups are a great option to finish off your build. Each of these Brownells AR-15 Chrome Bolt Carrier Groups features a bolt machined from 9130 tool steel sitting inside of a carrier machined from durable 8620 hardened steel. Both of these essential components, as well as the extractor, gas key and cam pin, are all plated with chrome to provide protection against corrosion, as well as offer a slick, low-friction surface for smooth Mfg: Brownells
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