The Mossberg 940 Pro Tactical SPX is a semi-automatic shotgun chambered in 12 gauge with a 3-inch chamber and an 18.5-inch barrel. It comes with a matte black synthetic stock and has a 4+1 round capacity. The compact 18.5-inch barrel and black synthetic furniture make it well-suited for defensive applications. 
 

Key Specifications 

• Brand: Mossberg 
• Model: 940 Pro Tactical SPX 
• Caliber: 12 Gauge 
• Action: Semi Auto 
• Capacity: 4+1 
• Barrel Length: 18.5 in 
• Color/Finish: Matte Black 
   

Detailed Features 

• 18.5-inch barrel in a tactical-length configuration 
• Matte black synthetic furniture 
• 3-inch chamber accommodates standard and heavy field loads 
• 4+1 round capacity

Owners of the 940 Pro Tactical SPX frequently praise its reliability with 12 gauge defensive loads. The semi-automatic action cycles without issue, which is a common reason buyers choose it over pump-action alternatives. The matte black synthetic stock handles hard use without the maintenance concerns of wood.

The 18.5-inch barrel keeps the overall package compact for home defense use. The 4+1 capacity fits most common defensive applications, and the black synthetic finish resists surface wear under routine handling. The ergonomics of the synthetic stock are generally rated as comfortable for most shooters.

The 940 Pro Tactical SPX competes in a busy tactical shotgun segment and is generally viewed as good value at its market position. The trigger is acceptable but unremarkable, which matters less to defensive-oriented buyers than to competition shooters. Owners focused on clay sports or three-gun competition may find other platforms more purpose-built for those roles.