X-Series X-1 Upper Half .308/7.62mm

X308A0700B 18 Inch Fluted Stainless Steel Barrel

Available Configurations:

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  • CALIBER:

    .308 / 7.62x51mm NATO Chamber
  • UPPER RECEIVER:

    Forged A4
  • BARREL:

    18-inch Fluted Stainless Steel HBAR 1:10 Twist, Bead Blasted and Cryo Treated
  • MUZZLE DEVICE:

    RRA Beast Muzzle Brake / 5/8–24 Thread
  • GAS BLOCK:

    Low Profile Gas Block
  • HANDGUARD:

    RRA Lightweight Free Float Rail, 13 Inch Extended, M-LOK® Compatible
  • INCLUDES:

    Bolt Carrier Group and Charging Handle Assembly
  • NOTE:

    RRA .308 Caliber Upper Halves are for use only on RRA LAR-8 Lowers

To add a ROCKote Color or Finish option, please select from the option pull-down menu below.

The standard ROCKote Color package and pricing includes the upper receiver, handguard and charging handle. For non-standard color packages, please call RRA Sales at 1-866-980-7625.

For additional information and color samples, please see the ROCKote Colors / Finishes page. Because of the considerable variation in how different monitors display colors, the color samples depicted are approximate, and the actual colors will vary when applied to the firearm. There is no warranty on ROCKote Colors or finishes.

Item Number Description Select Price
X308A0700B X-Series X-1 Upper Half, Black   Starting at:$870.00

X308A0700T X-Series X-1 Upper Half, Tan Starting at:$870.00
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