Description
Angstadt Arms complete upper receiver pistol assembly is ready with any 9mm AR-15 lower receiver. Featuring the same high quality parts that go into the UDP-9 pistol, this completed upper receiver is compatible with both GLOCK and COLT style 9mm magazines.
Specifications and Features:
- Caliber: 9mm Luger
- Barrel Length: 6″
- Barrel Material: Aluminum
- Twist: 1:10″
