Davidson Defense Enterprise 7.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat Quad-Rail Handguard Pistol Upper Build Kit

Davidson Defense Enterprise 7.5-inch Pistol-Gas 1-in-8 .300 Blackout AR-15 Freefloat Quad-Rail Upper Build Kit

The Enterprise Upper Build Kit from Davidson Defense is a .300 Blackout AR-15 upper assembly built around a 7.5-inch H-Bar barrel with a pistol-length gas system. The kit includes the upper receiver, barrel, and handguard. The bolt carrier group and charging handle are not included.

Key Features

• .300 Blackout chambering with 7.5-inch H-Bar pistol-gas barrel
• 4150 Chrome Moly Vanadium barrel with phosphate finish and 1-in-8 twist rate
• 5-in-8x24 thread pitch with muzzle-mounted fake can
• 7075-T6 aluminum upper receiver with anodized finish
• Black 6061-T6 aluminum freefloat quad-rail handguard
• Micro low-profile gas block, .750 O.D., barrel steel

Perfect For

• .300 Blackout AR-15 pistol upper builds
• Builders adding a complete upper assembly to an existing lower
• Compact 7.5-inch barrel configurations in .300 Blackout
• Quad-rail handguard builds with full-length rail surface

Barrel and Upper Receiver

The barrel runs 7.5 inches in .300 Blackout with a 1-in-8 twist rate, H-Bar profile, and 4150 Chrome Moly Vanadium construction with a phosphate finish. The pistol-length gas system pairs with a .750 O.D. micro low-profile barrel steel gas block. The upper receiver is 7075-T6 aluminum with an anodized finish. Thread pitch is 5-in-8x24, and the kit includes a muzzle-mounted fake can.

Handguard

The freefloat quad-rail handguard is 6061-T6 aluminum with a black finish. The quad-rail profile provides full-length rail surface on all four sides for accessory placement across the entire forend.

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