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American-made quality to start your build.

DoubleStar DS4 5.56 NATO/.223 Rem. AR-15 Upper Receiver Less BCG and Charging Handle, 16" Barrel

Item # WX2-681613

Mfg. Number: ARBU404

UPC: 841348105138

In Stock
American-made quality to start your build.

DoubleStar DS4 5.56 NATO/.223 Rem. AR-15 Upper Receiver Less BCG and Charging Handle, 16" Barrel

Item # WX2-681613

Mfg. Number: ARBU404

UPC: 841348105138

In Stock
Buyer's Club
Info
$305.99
Club 4-Pay $76.50
Non-Member $339.99
Additional Shipping Fees Apply

Additional Shipping fees/restrictions apply >

  • Shipping restrictions apply to this product under some jurisdictions. Known age, state and local shipping restrictions are applied at checkout and may result in changes to an order. PLEASE NOTE: We do not accept returns of Ammunition for safety reasons. NEVER use any Ammunition unless it is specifically designed for your firearm.
Additional Shipping Fees Apply

Additional Shipping fees/restrictions apply >

  • Shipping restrictions apply to this product under some jurisdictions. Known age, state and local shipping restrictions are applied at checkout and may result in changes to an order. PLEASE NOTE: We do not accept returns of Ammunition for safety reasons. NEVER use any Ammunition unless it is specifically designed for your firearm.
  • -
    +
  • Buyer's Club
    Info
    $305.99
    Club 4-Pay $76.50
    Non-Member $339.99

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Details & Specs

High-quality components for a high-quality AR build. Everything here is ship-shape…from the premium 16" DS-4 barrel to the 7075-T6 forged upper receiver. Quality-made right here in the USA.

PLEASE NOTE: Bolt carrier group and charging handle not included

  • 16" M4-profile 4140 chrome moly steel barrel with A-Phantom flash hider
  • DS4TM Double Heat Shield handguard
  • 7075-T6 aluminum flat-top upper
  • M4 feed ramps, brass deflector, "T" marks, forward assist and dust cover
  • "F" marked front sight base
  • Made in the USA

Order today!

Key Specifications
  • Item Number: 681613
  • Barrel: 16" 4140 chrome moly steel
  • Barrel contour: M4
  • Barrel twist: 1:9"
  • Upper: 7075-T6 aluminum, anodized finish
  • Handguard: DS4 Double Heat Shield
  • Mfg. Number: ARBU404
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