Angstadt Arms complete upper receiver pistol assembly is ready to run out of the box with any 45acp AR-15 lower receiver. Featuring the same high quality parts that go into are UDP-45 pistol, this completed upper receiver is compatible with GLOCK® 45acp magazines.
- 7075-T6 billet aluminum slick side pistol caliber upper receiver with appropriately sized ejection port
- 6″ 45acp lightweight profile barrel made from 4150 chrome-moly steel with a 1-16” twist rate and .578×28 thread pitch (TPI)
- 5.5” free float hand guard with a modern design
- The hand guard features 2 QD swivel mounting points, M-LOK® mounting interface on 3 sides and a top mil-spec 1913 picatinny rail
- Handguard ID: 1.375* The last ¾” of the handguard is bored out to 1.405”, allowing most aftermarket sound suppressors 1.39″ in diameter and smaller to tuck inside of the handguard
- Black nitride 45acp AR-15 bolt carrier group. For use with a standard AR-15 hammer
- Compatible with GLOCK® 45acp dedicated lower receivers.
- A2 style flash hider
- Mil-spec charging handle
- Weight: 2.6 lbs
- Caliber: 45 ACP
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