The Adams Arms P1 model is the perfect platform for shooters who enjoy building and customizing their rifle. 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