Home / Accessory-Magazines / FN MAG SLEEVE FN 509M 9MM 17RD FN MAG SLEEVE FN 509M 9MM 17RD$1599 Only 2 left in stock FN MAG SLEEVE FN 509M 9MM 17RD quantity Add to cart SKU: 20-100355 Category: Accessory-Magazines Product ID: 56934 Description Description Sleeve For 17 rd. Magazine Related products FN MAGAZINE FN 509M 9MM 10RD $5699 Sale! Ruger MAGAZINE AMER COMPACT 9MM 10RD $4295 $4191 Smith and Wesson MAGAZINE M&P45 10RD FDE BASE $4200 Walther Arms MAGAZINE PPQ M2 45ACP 10RD $4900