The Tanfoglio Defiant Limited Master is a .38 Super single-action semi-automatic built for competitive shooting. It has a hard chrome steel frame, serrated black steel slide with ports, and an 18+1 capacity. 
 

Key Specifications 

• Model: Defiant Limited Master 
• Caliber: .38 Super 
• Barrel Length: 4.75 inches 
• Overall Length: 8.85 inches 
• Weight: 46.50 oz (2.9 lbs) 
• Capacity: 18+1 rounds 
• Action Type: Single Action Only (SAO) 
• Frame Material: Steel with Hard Chrome Finish 
• Slide Finish/Material: Serrated Black Steel with Ports 
• Grips: Black Polymer 
• Sight Configuration: Modifiable Fiber Optic Front / SuperSight Rear 
• Includes: 2 Magazines 
• Safety: Custom ambidextrous safety 
   

Detailed Features 

The fiber optic front sight and SuperSight adjustable rear are competition-oriented — fast to acquire and easy to dial in for different load velocities. 
 
The lightened slide reduces reciprocating mass, which speeds up cycle time and can help with split times in competition. The ported slide design vents gas to reduce muzzle rise. Custom ambidextrous safety works for both right- and left-handed shooters. The beavertail frame keeps the grip high, and the Picatinny rail accommodates lights or lasers. 
 
At 46.5 oz the pistol is heavy by carry standards but that weight works in favor of felt recoil management — .38 Super in a steel frame is comfortable to shoot in volume.

The Tanfoglio Defiant Limited Master in .38 Super sits in a niche competitive market and the feedback reflects that.

Build quality and fit/finish get consistent praise. The chrome frame and serrated black slide look sharp, and the construction quality is what buyers expect from a purpose-built competition pistol in this price range. The SAO trigger has a crisp pull that competitive shooters appreciate, though anyone coming from a DA/SA gun needs time to adjust to the single-stage feel.

The 18+1 capacity and .38 Super chambering are well-suited for IPSC/USPSA Open division, where the caliber's power factor and the magazine capacity are real advantages.

Critiques: price is the main one. It's a specialist firearm and buyers compare it against other comp guns at similar price points. A few owners have reported magazine compatibility quirks with non-factory mags. Aftermarket accessory support is narrower than for common platforms like 2011-style pistols, though sights and grip options are available. The weight is a non-issue for competition but makes it impractical for carry.