Angstadt Arms AA09BCGNIT 9mm AR-15 Bolt Carrier Group

Angstadt Arms 9mm Bolt Carrier Group

The Angstadt Arms AR-15 bolt carrier group is purpose-built for 9mm AR-15 platforms that demand reliability and versatility.

Construction & Finish

• Machined from 8620 alloy steel for durability
• QPQ black nitride finish resists corrosion and wear
• Professional-grade surface treatment ensures long service life

Compatibility & Features

This bolt carrier group works seamlessly with both Glock and Colt style 9mm AR-15 magazines—no modifications required. The removable weight design accommodates Law Tactical folding stock adapters, making it ideal for shooters who value compact storage and transport.

Installation

Use with a standard AR-15 hammer. Installation follows conventional AR-15 assembly procedures, making it accessible to both experienced builders and those new to the platform.

Why This Matters

A quality bolt carrier group is the heart of reliable 9mm AR-15 function. Angstadt's engineering ensures consistent feeding, reliable extraction, and the durability you need for training, competition, or defensive use.