The Adams Arms P3 is the performance match-grade model in the P-Series lineup. The P3 features a PROOF Research Carbon Wound Banner jet comp an ergonomic free float rail and our signature P-Series Low Profile Adjustable Piston System. This rifle is ready for avid shooters with its ambidextrous safety selector and charging handle. The P3 includes a CMC Flat Bow trigger a rubber ergonomic grip and an adjustable MOE stock. This rifle is manufactured and ready to compete with any other long range precision AR on the market. - Upper Receiver: Flat-Top Forged - Barrel Length: 17 - Barrel Contour: PROOF Research Carbon - 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 10 - Chamber: .308 WIN - M4 Feed Ramps: Yes - Bolt Carrier: Full-Auto Rated 1-Piece w/Integral Piston Strike Face - Muzzle Device: Jet Comp - Gas System Length: Intermediate Short Stroke Piston Operated - Gas Block Diameter: 0.750 - Handguard: Adams Arms M-LOK Rail System - Sights: None - Grip: Ergonomic Grip - Trigger: CMC Flat Bow - Stock: Magpul MOE - Lifetime Warranty: Yes