Davidson Defense Foxhole 10.5-inch Carbine-Gas 1:8 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit

Foxhole 10.5 Inch 5.56 NATO AR-15 Pistol Upper Build Kit with Free Float M-LOK Handguard

The Foxhole AR-15 Pistol Upper Build Kit pairs a 7075-T6 aluminum AR-15 upper receiver with M4 feed ramps, a 10.5 inch 4150 chrome moly vanadium barrel in 5.56x45mm NATO, and a black free float M-LOK handguard. The barrel has a phosphate finish, an M4 profile, a 1 in 8 twist rate, and a half inch x 28 thread pitch, and it uses a carbine length gas system. A micro low-profile .750 gas block and an A2 GI birdcage flash hider round out the front end parts. BCG and charging handle are not included.

Key Features

• AR-15 upper receiver with M4 feed ramps
• 7075-T6 aluminum upper receiver, anodized
• 10.5 inch barrel, 4150 chrome moly vanadium
• Phosphate finish
• M4 profile
• 1 in 8 twist rate
• Half inch x 28 thread pitch
• Micro low-profile gas block for .750 barrels
• A2 GI birdcage flash hider, half inch x 28
• Black free float M-LOK handguard
• 5.56x45mm NATO
• BCG and charging handle not included

Perfect For

• AR-15 pistol builders who want a 10.5 inch upper receiver, barrel, handguard, and front end parts in one purchase
• Builders who already have a bolt carrier group and charging handle on hand
• Shooters who want a classic M4 profile phosphate barrel on an AR pistol

7075-T6 Upper Receiver and M-LOK Handguard

The upper receiver is 7075-T6 aluminum with an anodized finish and M4 feed ramps. It pairs with a black free float M-LOK handguard. The handguard provides the front end forend structure of the upper with M-LOK accessory space. Together, the receiver and handguard set the foundation of this upper build kit.

10.5 Inch M4 Profile 5.56 NATO Barrel

The barrel is a 10.5 inch barrel made from 4150 chrome moly vanadium in 5.56x45mm NATO. It carries a phosphate finish with an M4 profile and a 1 in 8 twist rate. The barrel runs a carbine length gas system and has a .750 gas block journal. The muzzle uses a half inch x 28 thread pitch.

Gas Block and A2 Flash Hider

The kit includes a micro low-profile gas block sized for .750 barrels. Its compact shape suits the free float M-LOK handguard. An A2 GI birdcage flash hider threaded half inch x 28 is also included. These parts cover the front end hardware for the barrel.

Follow safe handling and manufacturer instructions.

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

BCG and charging handle are not included.

Verify compatibility with your lower receiver and bolt carrier group before use.

Inspect all components before use.