ALEX STANDARD UPPER 17HMR FLUTED BARREL

This Upper Features: - 18 Straight Flute Barrel - 1:9 Twist Rate - 1/2-28RH Threading - A2 Flash Hider - LAR Alexander Arms Branded Hand Guard - Standard Charging Handle - Blowback Operating System - Black Anodized Finish - Two 10-round magazines - Parts Kit for Lower Conversion Included - Weight of upper is 4.5 pounds