X-Series X-1 Upper Half .223/5.56mm

XAR0700B 18 Inch Fluted Stainless Steel Barrel

Available Configurations:

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  • CALIBER:

    .223 Wylde Chamber for 5.56mm and .223 Caliber
  • UPPER RECEIVER:

    Forged A4
  • BARREL:

    18-inch Fluted Stainless Steel 1:8 Twist, Bead Blasted and Cryo Treated
  • MUZZLE DEVICE:

    RRA Beast Muzzle Brake / 1/2-28 Thread
  • GAS BLOCK:

    Low Profile Gas Block
  • HANDGUARD:

    RRA Lightweight Free Float Rail, 15 Inch Extended, M-LOK® Compatible
  • INCLUDES:

    Bolt Carrier Group and Charging Handle Assembly
  • WYLDE CHAMBER:

    The .223 Wylde chamber was designed as a match chambering for semi-automatic rifles. It will accomodate both .223 Rem and 5.56mm NATO ammunition. It is relieved in the case body to aid in extraction and features a shorter throat for improved accuracy.

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
XAR0700B X-Series X-1 Upper Half, Black   Starting at:$665.00

XAR0700T X-Series X-1 Upper Half, Tan Starting at:$665.00
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