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JG 300 Blackout Barrel – 10″- Pistol Length Gas System


Color: Black
Finish: QPQ Nitride
Fabric/Material: 4150 CMV
Cartridge: 300 AAC Blackout
Barrel Profile: M4
Gas Block Journal Size-Día: .750 in (GB Sold separately)
Threads per Inch: 5/8×24
Barrel Twist Rate: 1-7 5R
Barrel Material: 4150 Chrome Moly Vanadium
Flutes: No
Gun Make: AR Platform
Gun Model: AR-15
Feed Ramp: M4 Feed Ramp
Gas Block Journal Size-L: 1.9 in
Dimpled: Double Dimpled
Weight: 21oz
Warranty: Lifetime
COMPATIBILITY: JG-15 Upper receiver or any Mil-Spec AR-15 upper receiver


Additional Information:

Made in the U.S.A.
All Jacob Grey barrels are guaranteed to give sub Minute of Angle (MOA) accuracy with match grade ammunition (By Manufacturer)
High pressure tested (HPT) and Magnetic particle Inspection (MPI)

The introduction of the 300 Blackout took the AR-15 to a whole new level in the shooting arena. If you’re not already a fan of this cartridge, take it to the range, and you will be. You can have an AR that not only performs in CQC but is an effective long-range weapon as well. To get the most out of this versatile cartridge, you need a barrel that’s up to the task. The Jacob Grey 10 ” 300 Blackout barrel is just what you’re looking for.

*A barrel that is shorter than 16″ is only for use on a pistol configuration firearm or a NFA registered Short-Barreled Rifle (SBR). All NFA laws apply!

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