Angstadt Arms UDP-9 Pistol with POF-USA Trigger and SB Tactical SBA3 Pistol Brace

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The UDP-9 Pistol with SB Tactical SBA3 stabilizing brace is a compact AR-15 style firearm chambered in 9mm and fed with GLOCK® magazines. It features last round bolt hold open and comes with the following upgrades:

  • POF-USA Standard Drop-in Trigger
  • Magpul MOE K2+ pistol grip
  • Radian Weapons Talon Ambidextrous Selector Switch
  • Arisaka Defense Finger Stop
  • Keymod Handguard
  • SB Tactical SBA3 Pistol Brace

Features on this Pistol

  • Last round bolt hold open on an empty magazine
  • Flared magwell for faster reloads
  • Integrated, oversized trigger guard
  • 7075-T6 billet aluminum lower with a matte black hard-coat anodized finish
  • 7075-T6 billet aluminum slick side upper receiver with appropriately sized ejection port and no forward assist or dust cover
  • Threaded bolt catch screw
  • 9mm bolt assembly for use with a standard AR-15 hammer
  • 6” 9mm barrel in chrome moly with a 1/10 twist, black melonite finish and A2 style flash suppressor
  • Barrel is threaded 1/2×36 and can accept a suppressor
  • SB Tactical SBA3 pistol stabilizing brace with 5-position adjustable length of pull settings and an integral, ambidextrous QD sling socket
  • Magpul K2+ pistol grip
  • Angstadt Arms 5.5” free float Keymod hand guard with a modern, ergonomic, 7 side design that allows for 45 degree offset mounting options
  • Continuous top mil-spec 1913 picatinny rail
  • Weight: Sub 5lbs
  • Length: 22″
  • Accepts all Glock® aftermarket magazines. We recommend using factory Glock® magazines
  • Includes one 17 round Glock magazine and one 33-round Glock magazine


DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.


Additional Information
ManufacturerAngstadt Arms
ModelUDP-9 Pistol w/Pistol Brace
TypeRifle: Semi-Auto
Receiver7075-T6 Billet Aluminum
HandguardAngstadt 5.5″ Keymod (Black)
TriggerPOF-USA Standard Trigger
Barrel Length6″ Chrome Moly with 1/10 Twist (threaded 1/2×36 tpi)
GripMagpul MOE K2+ (Black)
BraceSB Tactical SBA3 Pistol Stabilizing Brace
Weight5.0 lbs
AccessoriesOne 17 Round Glock Magazine & One 33-round Glock Magazine
Product UPCAAUDP09B06

Additional Information Content

Modern Warriors

We started Modern Warriors for the sole purpose of providing a less expensive way to enjoy our love of buying and shooting some really cool stuff. What started as a hobby has turned into a business where we have developed the experience and ability to help you enjoy our same hobby and save you money in the process.

We specialize in tactical weapons, including suppressors, short barrel rifles and full auto weapons. We have routine experience in shooting the weapons we carry, so if you want our opinion on how a weapon operates, we will gladly provide it. We also have expertise working with licensed professionals in setting up gun trusts, which is an ideal way of purchasing, owning and operating any weapon restricted by the National Firearm Act. Don’t let the word “trust” scare you. It is very easy to set one up if you have the right help.

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