Home / Accessory-Magazines / Diamondback Firearms MAGAZINE 380ACP 6RD FLT BOTM View cart “FN MAGAZINE FN 503 9MM 6RD FDE” has been added to your cart. Diamondback Firearms MAGAZINE 380ACP 6RD FLT BOTM$2400 Out of stock SKU: DB380-MAG Category: Accessory-Magazines Product ID: 26879 Description Description Related products FN MAGAZINE FN 509 9MM 10RD FDE $5699 Sale! Ruger MAGAZINE SR40/SR40C 15RD $4895 Original price was: $4895.$4610Current price is: $4610. FN MAGAZINE FN 509M 9MM 10RD $5699 Sale! Warne M&P 9/40 MAG EXTENSION BLK $4999 Original price was: $4999.$4869Current price is: $4869.