FosTecH Complete Bolt Carrier Group

FosTecH Complete LOW MASS Bolt Carrier Group (Nickel Boron)

FosTecH Complete Bolt Carrier Group - Image 1

FosTecH Complete Bolt Carrier Group

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Starting at: $159.99

Fostech Full Profile AR-15 Bolt Carrier Group (BCG)

Designed for high performance and reliability, the Fostech AR-15 BCG is 100% USA-made and compatible with Echo AR-II and Echo Sport trigger systems.

Weight Options:

Black Nitride Standard Mass (11.6 oz) – Durable, wear-resistant, black in color
Nickel Boron Standard Mass (11.6 oz) – Smooth cycling, self-lubricating
Nickel Boron Low Mass (8.5 oz) – Lighter for faster cycling & reduced recoil

Ideal for competition shooting, tactical applications, and high-performance AR-15 builds, each option delivers precision and reliability tailored to your needs.

FINISH / WEIGHT

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SKU: 6225-1

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Description

Fostech Full Profile AR-15 Bolt Carrier Group (BCG)

The Fostech Full-Auto AR-15 Cut BCG is built for durability, reliability, and high performance, compatible with the Echo AR-II and Echo Sport trigger systems. It is available in three variations:

Black Nitride Standard Mass (11.6 oz) – Enhanced wear resistance, extreme durability, and black in color
Nickel Boron Standard Mass (11.6 oz) – Ultra-smooth cycling, self-lubricating, and easy to clean
Nickel Boron Low Mass (8.5 oz) – Lighter for faster cycling and reduced recoil

Key Features:

9310 Alloy Steel Bolt – Shot peened, magnetic particle inspected
Heavy Profile AR-15 Carrier – 8620 Steel, properly staked gas key
Chrome-Plated Firing Pin – 8740 Steel, centerless ground for precision
Low & Standard Mass Options – Choose between faster cycling or standard recoil impulse
100% USA-Made

Ideal For:

Competition Shooting – Faster cycling & reduced recoil
Tactical Applications – High durability under extreme conditions
High-Performance AR-15 Builds – Precision-engineered for reliability

Whether you need the low-mass Nickel Boron BCG for speed, the standard Nickel Boron BCG for smooth operation, or the Black Nitride BCG for extreme durability, each option is designed for precision and reliability.