Davidson Defense 10.5-inch .300 BLK Front Sight Base Barrel, Pistol-Length Gas, 1:8T, Government Profile, 4150 CrMoV, for Carbine Length Handguard, 5/8x24

10.5-Inch .300 BLK Front Sight Base Barrel, Pistol-Length Gas, 1:8 Twist, Government Profile, 4150 CrMoV, for Carbine-Length Handguard, 5/8x24

This is a 10.5-inch .300 Blackout AR-15 barrel built in a government profile with an M4 extension, machined from 4150 chrome moly vanadium steel and finished in black Nitride. It features a pistol-length gas system, a 1:8 twist rate, and 5/8x24 muzzle threads, with an A2 F-marked front sight base positioned for carbine-length drop-in handguard compatibility. A round handguard cap is included.

Key Features

• 10.5-inch length, government profile with M4 extension
• .300 Blackout chambering, 1:8 twist
• Pistol-length gas system
• Black Nitride finish
• .750-inch gas block journal
• 5/8x24 muzzle threads
• A2 F-marked front sight base, positioned for carbine-length handguard compatibility
• Round handguard cap included

Construction and Specifications

The barrel is machined from 4150 chrome moly vanadium steel in a government profile with an M4 extension at 10.5 inches, chambered for .300 Blackout with a 1:8 twist rate. It's finished in black Nitride for wear and corrosion resistance, and it's set up for a pistol-length gas system with a .750-inch gas block journal, along with 5/8x24 muzzle threads.

Front Sight Base and Handguard Compatibility

This barrel includes an A2, F-marked front sight base positioned for use with a carbine-length drop-in handguard. A round handguard cap is included to complete the front sight base assembly.

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