Description

Angstadt Arms complete upper receiver pistol assembly is ready to run out of the box with any 9mm AR-15 lower receiver. Featuring the same high quality parts that go into their UDP-9 pistol” this completed upper receiver is compatible with both GLOCK® and COLT® style 9mm magazines. Complete 9mm upper receiver pistol assembly with 6″ barrel and 5.5″ hand guard. Ready to run with any 9mm AR-15 dedicated lower receiver.