AR-15/M16 300 BLACKOUT BARRELS

FEATURES:

• 16" AR-15/M16 barrels chambered for 300 blackout
• Available with a pistol or carbine length gas system 
• 1-8" twist
• 5/8-24" threaded muzzle
• .750" at gas port
• CMMG wasp nitriding surface finish
• Includes barrel extension
• 300 Blackout barrels use standard 223/5.56 AR15/M16 Bolts

BENEFITS: 

• Choice of gas system length allows for you to optimize the barrel to your use
• The pistol length gas system is recommended for subsonic ammunition unsuppressed and can be used with subsonic ammunition suppressed.  The pistol length gas system is not recommended with supersonic unsuppressed or suppressed ammunition
• The carbine length gas system is suitable for use with subsonic unsuppressed ammunition, but is recommended for use with subsonic suppressed and supersonic unsuppressed and suppressed ammunition
• .750" diameter at the gas block allows for the widest variety of gas blocks to be used 
• CMMG's wasp finish is a salt bath ferritic nitro carburizing surface conversion process, more commonly referred to as nitriding
• Nitriding conversion is applied to the barrel inside and out
• Nitriding offers improved wear, abrasion, and corrosion resistance