semi auto rifles,ATI American Tactical Imports,ATIG15MSQ,223 Remington 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 STOCKATI Mil-Sport M4, .223/5.56, 16″, 30rd, 6-Position Stock, Optic Ready $665.49 Original price was: $665.49.$419.26Current price is: $419.26. Add to cart