Angstadt Arms 0940 UDP Upper | 9mm 6″ Suppressor Ready

The Angstadt Arms 0940 UDP is a factory-complete 9mm upper receiver assembly built for use on Glock- and Colt-pattern AR-15 style lower receivers. It ships configured with a 6″ barrel, three-lug muzzle device and Blastwave blast shield and includes a bolt carrier group and a Radian Weapons ambidextrous charging handle. The assembly is delivered suppressor-ready via the 3-lug muzzle interface.

This upper is suited for pistol-caliber carbine applications such as competition/practical shooting and high-volume range training where lightweight handling and suppressor compatibility are priorities.

Product Specifications

• The manufacturer is Angstadt Arms.
• The model is listed as 0940 UDP Upper.
• The product type is identified as Upper.
• The subcategory is Complete Upper Receivers.
• The caliber is 9mm.
• The barrel length is 6″.
• The color is Black.
• The fit is for AR Rifles using Glock- or Colt-pattern 9mm lowers.
• The assembly includes a bolt carrier group (BCG).
• The charging handle is a Radian Weapons ambidextrous model.
• The muzzle device is a 3-lug muzzle brake and it ships with a Blastwave blast shield.
• The handguard is a 5.5″ ultra light style as delivered on the complete unit.
• The unit is suppressor-ready via 3-lug attachment.
• The listed package description is Tier 1 Package.
• The UPC is 853427007547.

For users building a pistol-caliber AR-15 platform, the 0940 UDP upper delivers a compact, purpose-built option that arrives ready to install and run. Its 6″ barrel and lightweight handguard balance maneuverability and control, while the included BCG and Radian ambidextrous charging handle simplify installation and operation. The 3-lug muzzle interface and Blastwave shield make adding a suppressor straightforward for compliant, range-focused use.