PSA 16" Nitride 1:7 M4 Carbine 5.56 NATO MOE AR-15 Upper Assembly, FDE - with BCG/CH

Palmetto State Armory

Overview

The PSA 16" Nitride 1:7 M4 Carbine 5.56 NATO MOE AR-15 Upper Assembly is a complete upper receiver designed for the AR-15 platform, featuring a 16-inch barrel with a 1:7 twist rate, ideal for stabilizing a variety of bullet weights. Its carbine-length gas system promotes reliable cycling and performance, while the FDE color adds a tactical aesthetic to your build. This upper assembly is commonly used in builds focused on versatility and reliability for both range days and home defense.