Blackheart BHI-15 MIL-SPEC2 AR57 5.7x28mm FN Blue/Black Rifle

Description

Product Overview

The Blackheart BHI-15 MIL-SPEC2 AR57 is a semi-automatic rifle that combines a Gen 2 AR57 upper receiver with a MIL-SPEC aluminum lower receiver. Chambered in 5.7x28mm FN, it uses 50-round FN P90 magazines and features a free-floating 16.04-inch fluted 4140 chrome alloy barrel. The one-piece 7075-T6 aluminum upper receiver includes integral Picatinny rails for mounting sights and optics, while the collapsible synthetic stock supports adjustable length of pull. A MIL-SPEC trigger group, A2-style pistol grip, ambidextrous magazine release, and Parkerized bolt complete the practical AR-platform configuration.

Key Features

• 16.04-inch free-floating fluted 4140 chrome alloy barrel for consistent performance and effective heat management
• Compatible with 50-round FN P90 magazines for high-capacity 5.7x28mm FN use
• One-piece 7075-T6 aluminum upper receiver with integral Picatinny rails for flexible accessory installation
• Collapsible synthetic stock allows adjustment for storage, transport, and user fit
• MIL-SPEC trigger group and A2-style pistol grip provide familiar AR-platform controls
• Ambidextrous magazine release supports convenient operation from either side

The Blackheart BHI-15 MIL-SPEC2 AR57 combines familiar AR controls with efficient 5.7x28mm FN magazine compatibility in a practical rifle configuration.