Davidson Defense Executive Order 10.5-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Pistol Assembled Upper Receiver

Davidson Defense Executive Order 10.5-inch 1-in-10 9mm AR-9 Freefloat M-Lok Assembled Upper Receiver

The Executive Order upper from Davidson Defense is a 9mm AR-9 assembled upper receiver built around a 10.5-inch barrel operating on a blowback system. This configuration includes the Vertex enhanced pistol caliber billet upper receiver, barrel, and handguard, factory assembled into a complete upper receiver unit. The bolt carrier group and charging handle are not included.

Key Features

• 9mm chambering with 10.5-inch barrel and 1-in-10 twist rate
• Fully assembled upper receiver configuration (barrel, receiver, and handguard pre-installed)
• Black nitride barrel finish
• 1-in-2x36 thread pitch with 9mm A2 Birdcage flash hider in manganese phosphate finish
• Vertex enhanced pistol caliber AR-15 billet upper receiver, 6061-T6 aluminum with Type III hardcoat anodized finish
• 9-inch Guntec TRUMP Series black aluminum freefloat M-Lok handguard with M-Lok sections and top Picatinny rail

Perfect For

• 9mm AR-9 builds requiring a complete upper receiver assembly
• Users pairing with a compatible lower receiver
• 10.5-inch barrel configurations in 9mm
• Freefloat M-Lok handguard setups with Picatinny top rail

Vertex Upper Receiver and Barrel

The barrel runs 10.5 inches in 9mm with a 1-in-10 twist rate and a black nitride finish. The system is blowback operated. The Vertex enhanced pistol caliber AR-15 billet upper receiver is 6061-T6 aluminum with a Type III hardcoat anodized finish. Thread pitch is 1-in-2x36, and the assembly includes a 9mm A2 Birdcage flash hider in manganese phosphate finish. The barrel is installed into the receiver and paired with the handguard as part of the assembled upper configuration.

Handguard

The 9-inch Guntec TRUMP Series freefloat M-Lok handguard is aluminum with a black finish and includes M-Lok sections for accessory placement alongside a top Picatinny rail section for optics and accessories. The handguard is mounted to the upper receiver as part of the assembled unit.

Follow safe handling and manufacturer instructions.

Ensure compliance with all applicable federal, state, and local laws.

BCG and charging handle are not included.