The Tanfoglio Defiant Tactical Pro is a 9mm semi-automatic pistol with a 4.5-inch threaded barrel. The slide is ported and serrated in Green. This configuration ships with a 20-round capacity. 
 

Key Specifications 

• Brand: Tanfoglio 
• Model: Defiant Tactical Pro 
• Caliber: 9mm 
• Action: Semi Auto 
• Capacity: 20 rounds 
• Barrel Length: 4.5 inches 
• Color/Finish: Green 
   

Detailed Features 

• 4.5-inch threaded barrel 
• Ported and serrated Green slide 
• 20-round capacity 
• Semi-automatic action in 9mm

The Defiant Tactical Pro draws buyers looking for a competition-ready 9mm with practical factory additions. The 20-round capacity and threaded barrel are the two features most cited in purchase decisions. The ported Green slide is a polarizing aesthetic choice, finding a dedicated following among competition shooters who want a distinctive look on the range.

Trigger feel on the Defiant Tactical Pro gets generally positive marks for a stock setup, though some owners note the action benefits from a break-in period. The ported slide is credited with helping manage muzzle movement during rapid fire.

Reliability feedback is mostly positive from owners who run 9mm through it regularly. The main criticism tends to come from buyers who expected a more refined factory trigger out of the box compared to established competition pistols.