Adams Arms P1 Upper 5.56 NATO / .223 Rem 16″ Barrel

P1 Upper Features

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.

P1 Upper Specifications

• Caliber: 5.56x45mm NATO
• Model: P1
• Barrel Length Range: 16″ to 16.99″
• Sights: None, Optic Ready
• Muzzle: A2 Flash Hider
• Firearm Fit: AR Platform
• Handguard Finish: Black
• Handguards: M4
• Receiver Finish: Black
• Receiver Material: Aluminum
• Thread Pattern: 1 / 2″-28 tpi
• Twist: 1:7″
• Weight: 4.10 lbs
• Barrel Description: 4150 Chrome Moly Vanadium
• Barrel Finish: Black Nitride
• Barrel Material: Steel
• Barrel Length: 16″