Home / Accessory-Magazines / FN MAGAZINE FN 503 9MM 6RD FDE View cart “Warne M&P 9/40 MAG EXTENSION FDE” has been added to your cart. FN MAGAZINE FN 503 9MM 6RD FDE$4999 Only 2 left in stock FN MAGAZINE FN 503 9MM 6RD FDE quantity Add to cart SKU: 20-100507 Category: Accessory-Magazines Product ID: 26000 Description Description FDE Baseplate Related products SIG SAUER MAG 320/250 FULL 9MM 10RD $4999 Walther Arms MAGAZINE PPQ M2 45ACP 12RD $4900 Sale! Bergara MAGAZINE B14R 22LR 10RD AICS $4900 $4479 Warne CZ 75 9MM MAG EXTENTION +5 GRY $4449