Home / Accessory-Magazines / FN MAGAZINE FN 503 9MM 8RD BLK View cart “Ruger MAGAZINE SR40/SR40C 15RD” has been added to your cart. FN MAGAZINE FN 503 9MM 8RD BLK$4999 Out of stock SKU: 20-100261 Category: Accessory-Magazines Product ID: 30213 Description Description Extended Black Baseplate Related products Warne CZ 75 9MM MAG EXTENTION +5 GRY $4449 Sale! Warne M&P 9/40 MAG EXTENSION BLK $4999 Original price was: $4999.$4869Current price is: $4869. Springfield Armory MAGAZINE XDE 9MM 8RD FLUSH FIT $3699 Springfield Armory MAGAZINE XD-S 40SW 6RD $3099