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Uppers · AR0798

NM A4 Upper Half, with Gas Block Sight Base

NM A4 Upper Half, with Gas Block Sight BaseOpen full-size photo

Description

.223/5.56mm

With Gas Block Sight Base

Specifications

  • CALIBER:

    .223 Wylde Chamber for 5.56mm and .223 Caliber

  • UPPER RECEIVER:

    Forged A4

  • BARREL:

    20" Air Gauged Heavy Match Stainless Steel, 1:8 Twist, Cryogenically Treated

  • MUZZLE DEVICE:

    A2 Flash Hider / 1/2–28 Thread

  • FRONT SIGHT Base:

    Gas Block Sight Base

  • HANDGUARD:

    Free Float, High Temp Thermo Mold

  • INCLUDES:

    Bolt Carrier Group and Charging Handle Assembly

Wylde Chamber

  • 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.