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.

Receiver Finish: Black
Type: Complete
Caliber: 5.56x45mm NATO
Sights: Optic Ready
Barrel Length: 11.50″
Barrel Material: Steel
Twist: 1:7″
Barrel Description: Chrome Moly Vanadium
Barrel Finish: Black Nitride
Handguards: M4
Handguard Finish: Black
Barrel Length Range: 11″ to 11.99″

The adams arms p3 is the performance, match-grade model in the p-series lineup.The p3 features a proof research carbon fiber wrapped barrel, jet comp, ambidextrous charging handle, low mass carrier, an ergonomic free float rail, and our signature p-series micro block adjustable piston system.This upper is manufactured and ready to compete with any other long range, precision ar on the market.

Receiver Finish: Black
Type: Complete
Caliber: 300 Blackout
Sights: Optic Ready
Barrel Length: 12.50″
Barrel Material: Carbon Fiber
Twist: 1:7″
Barrel Description: Carbon Fiber Wrapped
Barrel Finish: Black Nitride
Handguards: AARS M-LOK
Handguard Finish: Black
Barrel Length Range: 12″ to 12.99″

Aero Precision Epc-9, Complete Lower Receiver, Semi-automatic, 40 S&w/9mm, No Stock, A2 Grip, Takes Glock Pattern Magazines, Anodized, Black Apar620550

Aero Precision Epc-9, Stripped Lower Receiver, Semi-automatic, 9mm/40s&w, Anodized Finish, Flat Dark Earth, Accepts Glock Style Magazines Apar620002ac

The Aero Precision AR15 Complete Lower Receiver is the perfect base for your custom AR15 build. This complete lower features AR15 Gen 2 Lower and is upgraded to include a MOE SL Grip and MOE SL Carbine Stock. Save when you buy it complete and let their specialists do the installation for you!

Features :

• AR15 Gen 2 Lower Receiver
• MOE SL Grip
• MOE SL Carbine Stock
• Lower Parts Kit
• Carbine Receiver Extension
• AR15 Carbine Buffer and Spring
• These parts are installed

Aero Precisions M5 .308 Complete Lower Receiver is the perfect base for your custom big-bore AR rifle. Save when you buy it complete and let their specialist do the installation for you!

Features :

• Works with standard AR 308 components and magazines
• Rear takedown pin detent hole is threaded for a 4-40 set screw
• Bolt catch is threaded for a screw pin (no roll pin needed)
• Integrated trigger guard
• Selector markings will work with 45, 60 or 90 degree safety selectors
• A2 Grip
• Installed lower parts kit
• Receiver extension
• 308 carbine buffer and spring