Home / Accessory-Magazines / FN MAGAZINE FN 503 9MM 8RD BLK View cart “Walther Arms MAGAZINE PPQ M2 45ACP 12RD” 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 SIG SAUER MAG 320/250 SUBCMPCT 9MM 12RD $4999 Springfield Armory MAGAZINE XDE 9MM 8RD FLUSH FIT $3699 Ruger MOON CLIPS GP100 10MM 3-PACK $1695 Sale! Warne M&P 9/40 MAG EXTENSION FDE $5499 Original price was: $5499.$5237Current price is: $5237.