Mag Beretta Px4 40sw S-cmp Ext 10rd

The Beretta Px4 40 S.W. Compensator Extension 10-round magazine is a factory-produced aftermarket magazine designed to extend capacity and cycling reliability for Beretta Px4 platform pistols chambered in .40 S&W. Built to Beretta's strict manufacturing specifications and tolerances, this magazine delivers the fit and functional consistency required for duty, training, and competitive applications.

Construction centers on a steel body and steel spring—proven materials that withstand repeated compression cycles and maintain feed reliability across extended use. The polymer snapgrip baseplate provides a durable, ergonomic interface for magazine indexing and removal, reducing hand fatigue during tactical transitions and speed drills. The 10-round capacity balances portability with staging options for shooters who require higher ammunition availability without excessive magazine length that complicates concealment or equipment compatibility.

Law enforcement, military personnel, and civilian shooters operating Beretta Px4 .40 S.W. platforms benefit from this magazine's ability to maintain consistent function across duty ammunition and practice loads. The factory-grade tolerances eliminate fitment issues common with aftermarket alternatives, enabling shooters to focus on marksmanship and tactical execution rather than equipment diagnostics. Operators running multi-magazine loadouts will find this extension valuable for increasing on-hand ammunition without adding excessive platform footprint.

Beretta Px4 magazines in this configuration are standard-issue supply within professional armories and are widely stocked by serious shooters who demand OEM-level reliability. The 40 S.W. cartridge offers moderate recoil and proven stopping performance, making the Px4 platform a persistent choice in tactical environments where magazine interchangeability and component availability are operational priorities.