RM400-16B-ECP 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 SigM400 Enhanced Patrol 5.56/223 16″ Barrel Flip-Up Sights MOE Forend/Grip 30rd Mag $1,055.69 Original price was: $1,055.69.$665.08Current price is: $665.08. Add to cart