ar 15 pistols,Sig Sauer,PMCX-300B-5B-TAP-PSB,300 Blackout 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 Rattler AR Pistol 300 AAC Blackout 5.5″ Barrel 30rd Mag $2,312.29 Original price was: $2,312.29.$2,081.06Current price is: $2,081.06. Add to cart