Varmint A4 Upper Half .223/5.56mm

AR0500 16 Inch, Also Available in 18 Inch, 20 Inch and 24 Inch Configurations

Customizableoptions available

Available Configurations:

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  • CALIBER:

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

    Forged A4
  • BARREL:

    16-inch Air Gauged Stainless Steel Bull, Cryogenically Treated 1:8 Twist, Diameter .920 Front of Gas Block, 1.050 Under Handguard
  • GAS BLOCK:

    Low Profile Gas Block
  • HANDGUARD:

    RRA LIGHTWEIGHT FREE FLOAT RAIL, 11 INCH EXTENDED, M-LOK® COMPATIBLE
  • INCLUDES:

    Bolt Carrier Group and Charging Handle Assembly
  • NOTE, Threaded Muzzle:

    We cannot ship a threaded muzzle without the installation of a muzzle device
  • 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
AR0500X 16 Inch Varmint A4 Upper Half   Starting at:$615.00

AR0525X 18 Inch Varmint A4 Upper Half   Starting at:$640.00

AR0550X 20 Inch Varmint A4 Upper Half   Starting at:$665.00

AR0575X 24 Inch Varmint A4 Upper Half with 1:8 Twist Barrel   Starting at:$690.00

AR0576X 24 Inch Varmint A4 Upper Half with 1:12 Twist Barrel   Starting at:$690.00

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