The Bond Arms Black Jack is a break-action derringer chambered in .45 Colt LC with a 3.5-inch barrel. It holds 2 rounds, weighs 22 oz (1.4 lbs), and measures 5.5 inches overall. The double-barrel and frame are stainless steel; the finish is black metal with black ash grips. 
 

Key Specifications 

• Brand: Bond Arms 
• Model Name: Black Jack 
• Caliber: .45 COLT LC 
• Action: Break Open 
• Capacity: 2 Rounds 
• Barrel Length: 3.5 inches 
• Overall Length: 5.5 inches 
• Weight: 1.4 lbs (22 oz) 
• Finish: Black (Metal) 
• Sights: Blade Front & Fixed Rear 
• Grip Material: Black Ash 
• Safety Mechanism: Crossbolt 
   

Detailed Features 

 
The automatic spent-casing extractor clears both chambers on opening, which speeds reloads compared to manually pulling cases. The patented rebounding hammer and retracting firing pins reduce accidental-discharge risk. A spring-loaded cammed locking lever secures the barrels. 
 
The crossbolt safety is the primary active safety. The fixed rear and blade front sights are basic but functional at the distances this platform is designed for. 
 

Usage Scenarios 

The .45 Colt in a 3.5-inch barrel produces meaningful terminal performance at close range. Two rounds is the real limitation: the Black Jack works as a backup gun or a close-range self-defense option where a reload would be impractical anyway. At 22 oz it is heavier than most pocket pistols of comparable size, which affects all-day carry comfort.

The Bond Arms Black Jack generates predictable discussion around the derringer format's inherent trade-offs.

Owners who value it tend to focus on the .45 Colt stopping power in a compact break-action package, and the stainless construction gets credit for durability. The design is seen as reliable for its intended role.

The 2-round capacity is the most frequently debated point. Some users are comfortable with it as a backup gun; others consider it insufficient as a primary defensive carry. Weight comes up as well, since 22 oz is heavier than most small semi-automatics or snub revolvers with higher capacity. Trigger pull feedback is mixed, with some finding it workable and others describing it as heavier than expected, which affects speed and accuracy in rapid fire.