Davidson Defense AR-15 11.5-inch 5.56 NATO M4 Profile Barrel, Carbine Gas, 1:7 Twist, 4150 CMV, Manganese Phosphate, 1/2x28

Davidson Defense AR-15 11.5-inch 5.56 NATO Barrel

This is a Davidson Defense 11.5-inch pistol barrel chambered in 5.56 NATO, built with an M4 profile from 4150 chrome moly vanadium steel and finished in manganese phosphate. It carries a 1:7 twist rate and runs a carbine-length gas system with a .750-inch gas block journal.

Key Features

• Davidson Defense 11.5-inch 5.56 NATO pistol barrel
• M4 profile, 4150 CMV steel
• Manganese phosphate finish
• 1:7 twist rate
• Carbine-length gas system, .750-inch gas block journal
• 1/2x28 threaded muzzle
• Free-float handguard compatible

Barrel Construction and Gas System

This barrel is machined from 4150 chrome moly vanadium steel in an M4 profile and finished in manganese phosphate, with a nitride-finished barrel extension. It's chambered in 5.56 NATO and carries a 1:7 twist rate. It runs a carbine-length gas system, sized to a .750-inch gas block journal, and carries a 1/2x28 threaded muzzle, built to accept free-float handguard systems.

Follow all manufacturer instructions and safe handling practices.

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