ar 15 pistols,Sig Sauer,PMCX-300B-6B-TAP-TACOPS,300 Blackout View cart “Sig MCX Tacops, .300 Blackout, 6.75″, 30rd, M-Lok, Black” has been added to your cart. Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sale! IN STOCKSig MCX Tacops, .300 Blackout, 6.75″, 30rd, M-Lok, Black $2,299.00 Original price was: $2,299.00.$2,069.10Current price is: $2,069.10. Add to cart