The Bond Arms Cyclops is a single-action derringer chambered in .50 Action Express. The black and stainless finish holds up well to handling, and the overall package is compact enough to carry while still delivering a round that gets attention at the range. 
 

Key Specifications 

• UPC: 855959007590 
• Action: Single Action 
• Barrel Length: 4.25 inches 
• Caliber: .50 AE (Action Express) 
• Capacity: 1 round 
• Finish: Black and Stainless Steel 
• Weight: 1.75 lbs (28 oz) 
   

Detailed Features 

 
The frame is stainless steel. Fixed front blade and rear sights handle targeting adequately at derringer-appropriate distances. The extended B6 resin grips give you something to hold onto when the .50 AE goes off, which matters given the caliber. Trigger pull is 7 pounds, and a cross bolt safety handles transport and storage. 
 

Target Audience 

 
This one is for experienced shooters who want a powerful, single-shot handgun for collection or as a backup. Right-handed configuration, though the operating controls are straightforward enough that lefties won't be lost. 
 

Usage Scenarios 

• Home Defense: A single .50 AE round in a compact frame has obvious stopping power, though the 1-round capacity means shot placement is everything. 
• Target Shooting: The novelty of the caliber makes range sessions memorable. 
• Collector: The combination of caliber, form factor, and finish gives it shelf appeal.

The Bond Arms Cyclops .50 AE tends to draw a mix of genuine enthusiasm and cautious realism from shooters.

On the positive side, the .50 AE caliber gets consistent praise for stopping power, and owners generally find the build quality solid. The compact size is a plus for anyone who wants something powerful but packable.

The recoil discussion comes up constantly. A heavy .50 AE round in this small a frame produces a sharp snap that most shooters don't want to repeat for extended sessions. That keeps it in backup or novelty territory for most, rather than a primary carry gun.

Capacity is the other persistent critique. One round before reloading is a real limitation in any situation requiring follow-up shots, and many users acknowledge that openly. The simplicity of the derringer platform is appreciated, but one round means you have to commit.

Overall, the Cyclops gets respect for what it is: a well-made, high-caliber derringer that punches hard and looks good doing it, with the understanding that it's a specialty tool rather than a range workhorse.