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Bolt Carrier Group 5.56x45mm NATO Mil-Spec BCG Nitride Black

Bolt Carrier Group 5.56x45mm NATO Mil-Spec BCG Nitride Black

Faxon Firearms · Bolt Carrier Group

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Best price

$133.40at Brownells

In stock checked Oct 22, 2026

Buy at Brownells

Compare 8 stores

Where to buy

StorePriceAvailabilityBuyAdd to build
Brownells Best price $133.40checked Oct 22, 2026 In stock Buy at Brownells
Kentucky Gun Co $133.40checked Oct 22, 2026 In stock Buy at Kentucky Gun Co
OpticsPlanet $134.00Salechecked Oct 22, 2026 In stock Buy at OpticsPlanet
MidwayUSA $134.00checked Oct 22, 2026 In stock Buy at MidwayUSA
Ammunition Depot $144.99checked Oct 22, 2026 In stock Buy at Ammunition Depot
Battlehawk Armory $103.85Salechecked Oct 22, 2026 Check store Buy at Battlehawk Armory
Palmetto State Armory $134.99checked Oct 22, 2026 Check store Buy at Palmetto State Armory
Faxon Firearms $145.00checked Oct 22, 2026 Check store Buy at Faxon Firearms

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

Lowest in-stock price in the last 30 days: $120.60 at OpticsPlanet. Dashed line = out of stock. Tracking since Sep 27, 2026.

Show the prices as a table
StoreLatestLowestHighest
Ammunition Depot$144.99$140.49$144.99
Battlehawk Armory$103.85$103.85$107.07
Brownells$133.40$133.40$133.40
Faxon Firearms$145.00$145.00$145.00
Kentucky Gun Co$133.40$133.40$133.40
MidwayUSA$134.00$134.00$134.00
OpticsPlanet$134.00$120.60$134.00
Palmetto State Armory$134.99$134.99$155.99

Since Sep 27, 2026.

About this part

The Bolt Carrier Group 5.56x45mm NATO Mil-Spec BCG Nitride Black is a 5.56 / .223 bolt carrier group from Faxon Firearms. It's sold by 8 stores (5 in stock), from $103.85 to $145.00. The lowest in-stock price in the last 30 days was $120.60 at OpticsPlanet.

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
Faxon Firearms
Platform
AR-15
Caliber
5.56 mm NATO
Finish
Nitride
Material
Steel

From the manufacturer

When picking components for your next mil-spec rifle build, having high-quality internal components that are guaranteed to mesh with your other mil-spec parts is a must, and the Faxon Firearms M16 Bolt-Carrier Group is designed to do just that. Machined from 9310 tool steel, the Faxon Firearms M16 Bolt-Carrier Group is heat-treated and shot-peened to military specifications and features a number of other features to enhance reliability, such as chamfering on the rear of the locking lugs. The BCG includes a spring, insert and Crane O-ring already installed. Designed for 5.56 NATO All-black finish Salt-bath Nitride treated Magnetic particle inspected Tha Mfg: Faxon Firearms

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$133.40 at Brownells
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