Adams Arms AR-15 Carbine-Length Gas Piston Upper Assembly, 5.56 NATO, 11.5" Barrel

We regret that this item is not available at this time.
Can we ship this to you?
Typically ships the same business day when ordered before 4pm CST.
The Adams Arms Carbine-Length Gas Piston Complete AR-15 Upper Assembly has everything you need in a piston upper assembly. The short stroke gas piston operating system is designed to run cooler and cleaner than a standard direct impingement system.

Piston systems increase overall reliability while also decreasing the amount of maintenance required to keep he firearm operational. This Adams Arms AR-15 upper receiver can be connected to any standard AR-15 pistol lower receiver. This upper receiver is not pinned or welded.

Note: All NFA rules apply.

Features and Specifications:
AR-15 Complete Upper Receiver
Caliber: 5.56mm NATO/.223 Remington
Barrel: 11.5", Government Profile, 4150 Chrome Moly Vanadium Steel With QPQ Melonite And Black Nitride Barrel Finish (Not Chrome Lined)
Rifling: 1:7" Twist
Muzzle: 1/2"x28 Threading
Muzzle Device: A2 Flash Hider
Handguard: Polymer, M4 Style
Gas System: Carbine-Length Short Stroke Piston Operated
Bolt Carrier: 1-Piece Integral Piston Strike Face
M4 Feed Ramps
Weight: 4 lbs

Item#: ARR-152-020