Home / Accessory-Magazines / FN MAG SLEEVE FN 509M 9MM 17RD View cart “Ruger MOON CLIPS GP100 10MM 3-PACK” has been added to your cart. 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 SIG SAUER MAGAZINE 1911 COMPCT 45ACP 7RD $3499 FN MAGAZINE FN 503 9MM 6RD FDE $4999 Sale! Ruger SECURITY9 COMPACT MAG 9MM 10RD $4295 Original price was: $4295.$4191Current price is: $4191. Ruger 77/17 MAGAZINE 17WSM BLK 6RD $3795