Angstadt Arms UDP-9 Rifle 9mm Luger 15rd Magazine 16″ 1/2×28 Threaded Barrel Black
$1,294.85
The Angstadt Arms UDP-9 is a lightweight 9mm AR-15 rifle that accepts GLOCK magazines. It features last round bolt hold open for reliable performance.
Out of stock
The UDP-9 Rifle is a lightweight 9mm AR-15 rifle. It accepts 9mm double stack GLOCK magazines and features last round bolt hold open.
- Last round bolt hold open on an empty magazine
- Flared magwell for faster reloads
- Integrated oversized trigger guard
- 7075-T6 billet aluminum lower with your choice of a matte black hard-coat anodized finish Magpul Flat Dark Earth Cerakote or Tactical Grey Cerakote
- 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
- Fire control group: Milspec AR-15/M4 Fire control group. The UDP-9 is compatible with most aftermarket 9mm PCC triggers.
- 16” 9mm barrel in chrome moly with a 1/10 twist black melonite finish and A2 style flash suppressor
- Barrel is threaded 1/2×28 and can accept a suppressor
- B5 Systems Bravo rifle stock and B5 Systems pistol grip
- 15” ultralight handguard with M-LOK mounting interface on the 3 6 9 & 12 O’clock positions
- Weight: 6 lbs
- Length: 32″
- Patent pending
- Accepts all Glock aftermarket magazines. We recommend using factory Glock® magazines.
| Weight | 7.000 lbs |
|---|---|
| Dimensions | 34.000 × 8.500 × 3.000 in |
| Manufacturer | Angstadt Arms |
| Action | Semi-Automatic |
| Caliber | 9mm Luger |
| Barrel Length | 16″ |
| Capacity | 15 |
| Finish | Black |
| Frame Material | 7075-T6 billet aluminum |
| Twist Rate | 1/10 |
| Thread Pattern | 1/2×28 |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

Reviews
Clear filtersThere are no reviews yet.