Home / Accessory-Magazines / Beretta MAGAZINE PX4 40S&W 17RD EXTEND 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 M1 9MM 15RD $4900 Smith and Wesson MAGAZINE M&P40C 40S&W 10RD $4200 FN MAGAZINE FN 509M 9MM 10RD $5699