Davidson Defense Atriox 10.5-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Pistol Upper Build Kit

Davidson Defense Atriox AR-9 Pistol Upper Build Kit - 10.5-inch, 9mm, M-Lok Freefloat Handguard

The Davidson Defense Atriox is a 9mm AR-9 pistol upper build kit built around a 7075-T6 aluminum upper receiver with an anodized finish and M4 feed ramps. The kit includes a Bear Creek 10.5-inch barrel in nitride-treated steel with a black nitride finish, a 1:10 twist rate, and a 1/2x36 thread pitch, a 10-inch freefloat M-Lok handguard in black 6061-T6 aluminum with quad rails at the front end, QD points at the front and rear, a slant front profile, and anti-rotation tabs, and a 9mm A2 Birdcage flash hider in phosphate at 1/2x36. The upper receiver, freefloat M-Lok handguard, and Bear Creek barrel form the complete upper assembly. BCG and charging handle are not included.

Key Features

• 7075-T6 aluminum upper receiver, anodized finish, M4 feed ramps
• Bear Creek 10.5-inch barrel, nitride-treated steel, black nitride finish
• 9mm
• 1:10 twist rate
• 1/2x36 thread pitch
• 10-inch freefloat M-Lok handguard, 6061-T6 aluminum, black
• Quad rails at front end, QD points at front and rear, slant front profile, anti-rotation tabs
• 9mm A2 Birdcage flash hider, phosphate, 1/2x36
• BCG not included
• Charging handle not included

Perfect For

• AR-9 pistol builders sourcing a 9mm upper build kit without BCG and charging handle in a compact 10.5-inch configuration
• Shooters pairing this upper kit with an existing AR-9 lower assembly and their own BCG and charging handle
• Builders looking for a compact 9mm upper build kit with a front quad rail freefloat handguard with QD points

Bear Creek Barrel and Muzzle Device

The Bear Creek barrel is a 10.5-inch unit in nitride-treated steel with a black nitride finish, chambered in 9mm with a 1:10 twist rate and a 1/2x36 thread pitch. A 9mm A2 Birdcage flash hider in phosphate at 1/2x36 covers the muzzle end of this upper build kit.

Upper Receiver and Handguard

The 7075-T6 aluminum upper receiver features an anodized finish and M4 feed ramps, forming the structural core of the upper assembly. The 10-inch freefloat M-Lok handguard is 6061-T6 aluminum in black with quad rails at the front end, QD points at both the front and rear, a slant front profile, and anti-rotation tabs, surrounding the barrel without contact and providing M-Lok mounting positions and front quad rail sections for compatible accessories.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. BCG and charging handle are not included.