• CMMG 30D810A 8" 300BLK Barrel, black 4140CM SBN medium taper profile for custom AR15 builds, precision firearm component with threaded muzzle and gas system.
  • CMMG 30D810A 8" 300BLK Barrel, image of the rifle barrel for custom AR15 builds, featuring a 4140 CM SBN Medium Taper Profile in black finish.
  • CMMG 30D810A 8" 300BLK Barrel, black 4140CM steel medium taper profile for AR15 custom rifle builds, shot in a straight horizontal orientation.

    • CMMG 30D810A 8" 300BLK Barrel - 4140CM SBN Medium Taper Profile for Custom AR15 Builds

    CMMG

    $202.15
    SKU:
    CMMG30D810A
    UPC:
    815835016283
    Condition:
    New
    Availability:
    Usually Ships in 5 to 7 days
    Shipping:
    Calculated at Checkout

    Product Description

    Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. ALL NFA RULES APPLY

    Features :
    • "8.0";"Medium Taper Profile"
    • 4140 Chrome Moly
    • Salt Bath Nitride Finish inside and out
    • 1:7 Twist
    • 300 AAC Blackout Chamber
    • Threaded 5/8-24
    • Pistol length gas port
    • .750 Gas Journal

    Product Videos

    Custom Field

    Product Reviews