1869: Sig Sauer Model MCX-R Regulator in 5.56 NATO with 16" Barrel. This sem-auto rifle features a stunning Coyote Brown finish, a state-of-the-art AR platform rifle designed for precision, adaptability, and performance, a 16" cold hammer-forged barrel, a quad rail forearm, a piccatinny rail across the top of receiver an barrel and one 10 round magazine. The gun is in excellent condition, Estimated Value: Low: $2,600 High: $2,800