concealed carry,FN America,661000981,9mm View cart “FN 503 9mm, 3.1″ Barrel, Low Profile Sights, Black, 6rd/8rd” 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 STOCKFN 503 9mm, 3.1″ Barrel, Low Profile Sights, Black, 6rd/8rd $511.19 Original price was: $511.19.$460.07Current price is: $460.07. Add to cart