Adams Arms P1 5.56/ .223 11.5" Upper

Adams Arms P1 5.56/ .223 11.5" Upper



The Adams Arms P1 model includes our Picatinny Railed Gas Block with 3 adjustable settings and M4-style furniture. The P1 is your Piston Driven foundation, ready to be customized to fit your needs.



Specifications:

- Upper Receiver: A4 Flat-Top, Forged

- Barrel Length: 11.5?

- Barrel Contour: Government

- Barrel Material: 4150 Chrome Moly Vanadium Steel

- Muzzle Thread Pattern: 1/2?-28

- Chrome Lined: No

- Barrel Finish: QPQ Melonite / Black Nitride

- Twist Rate: 1 in 7?

- Chamber: 5.56x45mm NATO

- M4 Feed Ramps: Yes

- Bolt Carrier: Full-Auto Rated 1-Piece w/Integral Piston Strike Face

- Muzzle Device: A2 Flash Hider

- Gas System Length: Carbine, Short Stroke Piston Operated

- Gas Block Diameter: 0.750?

- Handguard: M4 Handguards

- Sights: None

- Lifetime Warranty: Yes

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