Moriarti AR-45 .45 ACP Complete Bolt Carrier Group - Nitride

Upper Parts

AR-45 ACP Blowback Bolt Assembly – Glock Mag Compatible | Moriarti Arms

The AR-45 ACP Blowback Bolt Assembly by Moriarti Arms is designed for AR-15 pattern builds chambered in .45 ACP using a direct blowback operating system. Whether you're building a compact pistol or a full-size PCC (Pistol Caliber Carbine), this bolt offers smooth performance and high compatibility with various AR-45 configurations.

This complete bolt works with Glock-style magazines and is fully compatible with standard and enhanced AR-15 hammers, eliminating the need for custom trigger parts. The inclusion of a full-size .308-style extractor enhances extraction reliability, even under rapid fire.

Built for reliability, durability, and ease of use, this AR-45 BCG is the perfect addition to your next .45 ACP build.

Product Features

• Designed for AR-15 style platforms chambered in .45 ACP

• Complete blowback bolt assembly

• Compatible with Glock-style magazines

• Works with all types of AR-15 hammers

• Includes .308-style extractor for reliable cycling

• Weight: Approx. 16 oz

• Drop-in ready for direct blowback builds

Compatibility Notes

For use with direct blowback .45 ACP systems only. Not compatible with gas-operated systems. Ensure proper buffer and spring configuration based on your build.

Match with a Moriarti Glock-Compatible AR-45 Billet Lower Receiver for a complete build solution.