Attributes:
- ADDITIAL FEATURE 1: 17rd. Mag for PX4 Storm 40S&W
- ADDITIAL FEATURE 2: Extended PX4 Mag
- CALIBER/GAUGE: 40 S&W
- CAPACITY: 17
- DESCRIPTION: EXTENDED MAGAZINE
- FAMILY: PX4 Storm Series
- FINISH: Black
- MANUFACTURER: Beretta
- MANUFACTURER MODEL NUMBER: JM4PX4017
- MODEL: PX4 Storm Magazine
- UPC: 082442553153