Brand new Sig Sauer MCX Spear-LT Upper Receiver in 16" 5.56.  We're also selling the MCX Minimalist stock with the upper as a package.  The upper comes with the lower receiver to picatinny adapter and will fit any Mil-
Spec lower receiver!  It's $1,699.99 for the upper and $189 for the stock for a total of $1,888.99!  These are brand new and the price is firm.