Adams Arms P Series Adjustable Micro Gas Block P2 8.5" 300BLK Pistol Upper AR15 The Adams Arms P2 model is the tactical, battle-ready 300BLK model in the P-Series pistol lineup. The P2 model includes an ergonomic free float rail that covers the all new P-Series Micro Block piston system. This upper features a suppressor ready adjustable gas block and ambidextrous charging handle. The P2 is your off-the-shelf, tactical model that is configurable for any type of shooter.
Upper Receiver: A4 Flat-Top, Forged
Barrel Length: 8.5"
Barrel Contour: Heavy
Barrel Material: 4150 Chrome Moly Vanadium Steel
Muzzle Thread Pattern: 5/8"-24
Chrome Lined: No
Barrel Finish: QPQ Melonite / Black Nitride
Twist Rate: 1 in 7"
M4 Feed Ramps: Yes
Bolt Carrier: Full-Auto Rated 1-Piece w/Integral Piston Strike Face
Muzzle Device: A2 Flash Hider
Gas System Length: Pistol, Short Stroke Piston Operated
Gas Block Diameter: 0.750"
Handguard: Adams Arms M-LOK Rail System
Weight: 3.54 lbs
Lifetime Warranty: Yes