Beretta OEM Black Px4 Storm 40 S&W Handgun Magazine - 17 Rounds. Replacement or spare magazines for your .40 Cal Px4 Storm. Available in 14 and 17 round capacities. Compatible with: CX4 with PX4 Magazine Well Insert/Magazine Release PX4 Full-Size .40S&W PX4 Compact .40S&W PX4 Sub-Compact .40S&W* (Will extend below the base of the grip on a Compact and Sub-Compact).
