The Adams Arms P1 model is the perfect platform for shooters who enjoy building and customizing their rifles. The P1 model includes our Picatinny Railed Gas Block with 3 adjustable settings and M4 furniture. The P1 is your Piston Driven foundation, ready to be customized to fit your needs.

Upper Receiver: A4 Flat-Top, Forged

Barrel Length: 16″

Barrel Contour: M4

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

Grip: A2 Grip

Trigger: Standard G.I.

Stock: 6-position Collapsible

Weight: 6.2 lbs

OAL: 32.5″ collapsed

UPC: 812151023759

Lifetime Warranty: Yes


SKU: 31300432
UPC: 812151024473
Brand: Adams Arms
Model Name: P1MPNFGAA-00424
Caliber: .223/5.56
Capacity: 30+1
Barrel Length: 16″
Length: 32.5″
Weight: 6.2lbs
Sights: Optic Ready Rail
Stock: Collapsible
Grip: A2
Trigger: Standard
Safety: Cross Bolt Safety
Finish: Black Nitride
Condition: New in Box


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