Home / Accessory-Magazines / Beretta MAGAZINE PX4 40S&W 17RD EXTEND View cart “Smith and Wesson MAGAZINE M&P45 10RD FDE BASE” has been added to your cart. Sale! Beretta MAGAZINE PX4 40S&W 17RD EXTEND$5200 $4705 Out of stock SKU: JM4PX4017 Category: Accessory-Magazines Product ID: 33568 Description Description 17rd. Mag for PX4 Storm 40S&WExtended PX4 Mag Related products SIG SAUER MAG SP2022 357SIG/40S&W 10RD $4999 Walther Arms MAGAZINE PPQ M2 45ACP 12RD $4900 SIG SAUER MAG 320/250 SUBCMPCT 9MM 12RD $4999 SIG SAUER MAGAZINE 1911 COMPCT 45ACP 7RD $3499