The Beretta JM4PX4010 magazine delivers reliable feeding and consistent performance for Px4 Storm pistols chambered in .40 S&W. This factory-manufactured magazine maintains the same quality standards as the original equipment that ships with new Beretta firearms. Built with black steel construction and a 10-round capacity, it meets restricted capacity requirements while providing dependable function.
What Makes This Different
Factory Beretta magazines undergo the same quality control processes as the firearms themselves, ensuring proper fit and timing. The steel body construction provides superior durability compared to polymer alternatives, while the witness holes allow for quick round counting. Anti-tilt followers and precision-wound springs maintain consistent feeding pressure across the entire capacity range.Key Features
- 10-round capacity for .40 S&W cartridges in restricted jurisdictions
- Black steel body construction with corrosion-resistant finish
- Factory Beretta specifications ensure proper fit and function
- Witness holes for visual round count verification
- Anti-tilt follower design prevents feeding malfunctions
- Heat-treated steel construction withstands repeated loading cycles
- Compatible with all Beretta Px4 Storm models in .40 S&W
Technical Specs
- Capacity: 10 rounds
- Caliber: .40 Smith & Wesson
- Construction: Black steel body with steel spring
- Compatibility: Beretta Px4 Storm pistols in .40 S&W
- Follower: Anti-tilt design with witness holes
- Finish: Matte black steel
- Manufacturer: Beretta USA
- Model Number: JM4PX4010
