DPMS AR-15 A2 Upper Assembly 5.56x45mm NATO 1 in 9" Twist 20" Heavy Barrel Chrome Moly Matte with A2 Handguard, A2 Front Sight

Product #: 599058 DPMS #: BA-A2AS-P UPC #: 8445100158

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Product Information

This DPMS A2 AR-15 Upper Receiver Assembly comes fully assembled and ready to install on any standard small pin, mil-spec lower receiver. Perfect for those who prefer a fixed carry handle/rear sight assembly or for building a semi-auto rifle honoring a classic military arm, this Forged 7075-T6 Aluminum A2 Upper is equipped with a 20" Heavy Contour Barrel and a versatile 1 in 9" Rifling Twist for stabilizing light- to medium-weight bullets of up to about 69 grains. The upper is fully outfitted and ready to shoot with a 5.56x45mm NATO chamber, polymer A2 handguards, bolt carrier group, charging handle, recessed target crown, Forged A2 Front Sight assembly, fully adjustable A2 Rear Sight assembly/Fixed Carry Handle, forward assist, shell deflector and ejection port door.

NOTE: This upper assembly comes without a bayonet lug and lacks muzzle threading for legal compliance in states where such features are restricted.

Technical Information
  • Upper Receiver: A2 w/Fixed Carry Handle
  • Barrel Length: 20"
  • Barrel Contour: Heavy (HBAR)
  • Barrel Material: 4140 Chrome Moly Steel
  • Muzzle Thread Pattern: None, Target Crown
  • Chrome Lined: No
  • Barrel Finish: Parkerized
  • Twist Rate: 1 in 9"
  • Chamber: 5.56x45mm NATO
  • M4 Feed Ramps: Yes
  • Muzzle Device: N/A
  • Gas System Length: Rifle
  • Gas Block Diameter: 0.750"
  • Handguard: 2-Piece Polymer, A2-Style
  • Sights: Modified A2 Front (No Bayonet Lug), Fixed Carry Handle w/A2 Adjustable Rear

NOTE: All DPMS upper receivers are factory test fired for functionality before shipment.

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