• You cannot add "FM-9 9mm belt fed ar15/m16 upper 16" Minimalist model" to the cart because the product is out of stock.

FM-9 Minimalist 11″ barrel and tube assembly


If you already own a minimalist model upper with a 6″ or 16″ barrel System but would like to convert to a 11″ barrel system, this is the complete assembly to get you there.