The Beretta MOD. M9A3 FM CO₂ airsoft pistol is a modernized continuation of the iconic Beretta M9 platform, offering a redesigned structure and upgraded handling features. This model stands out with its full-metal construction, giving it a solid, realistic weight of 1070 g, which enhances stability and overall shooting feel. The length of 226 mm contributes to a balanced stance, making the pistol comfortable for both training applications and recreational airsoft use.

Powered by a 12g CO₂ cartridge, the M9A3 FM delivers consistent performance within an energy level of less than 1.3 joules, making it suitable for standard airsoft fields. It fires 6 mm BBs, and comes equipped with a 22-round magazine, providing enhanced capacity compared to many traditional CO₂ pistols.

A standout feature of this model is the inclusion of a Picatinny rail, allowing users to attach accessories such as lights or lasers for improved usability. The muzzle also features an M14 x 1 left-hand threaded tip, secured with a head lock, offering compatibility with various muzzle devices. Additionally, the pistol includes safety levers on both sides, ensuring safe operation for different handling preferences.

The blowback system is strong and realistically weighted, delivering an authentic experience with every shot. Users can also adjust the shoot-up to fine-tune accuracy based on BB weight, with 0.20 g BBs being the recommended option.

Overall, the Beretta M9A3 FM CO₂ airsoft pistol combines upgraded ergonomics, durable materials, and refined operation, making it a reliable and visually striking sidearm for collectors, airsoft players, and training enthusiasts.