AR15 / M16 Barrel - .300 Blackout 10.5" Pistol 1:7 HBAR -Parkerized

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This AR-15 Barrel is a 10.5" HBAR profile barrel made of chrome moly vanadium steel with a parkerized finish, a pistol length gas system with a 1:7 twist rate. The barrel is chambered in .300 Blackout and machined with .300 Blackout feed ramps in the barrel extension. Inspections include CMMs and Air Gauges for the Bores. Weight: 1lb 6oz Length: 10.5" Profile: HBAR Twist: 1:7 Finish: Parkerized Material: Chrome Moly Vanadium Steel Thread Pitch: 5/8x24 Caliber: .300 Blackout Gas System: Pistol Gas Block Size: 0.750