Adams Arms 11.5 Carbine Base Pistol 5.45x39 30+1 - Blue/Black, 11.5" Barrel

• Chambered in 5.45x39mm

• Mil-Spec Forged 7075-T6 Upper and Lower Receivers, Type III Class II Hard-coat anodized finish

• 11.5" (1:7 Twist) Melonited Barrel for longevity and extreme corrosion resistance against inexpensive and readily available surplus ammo.

• SB Tactical Brace (maintains the firearm classification as a pistol)

• 3-Position Adjustable Picatinny Gas Block

• Over-Powered Hammer Spring to break through hard primers

• 30 Round Magazine

• Lifetime Warranty

• Adams Arms Mid Length Direct Drive Free-Floating Short-Stroke Piston System

• Bolt, carrier, and other steel parts are all melonited for extreme corrosion resistance 

• Benefits of Piston Direct Drive System
* Carbon and gases are expelled forward, away from operator
* Eliminates flash signature ad supersonic crack of operating system
* No Harmonics are transferred into the barrel