The Glock 43X MOS is a semi-automatic handgun chambered in 9mm Luger with a 3.41-inch barrel. It ships with two 10-round magazines and features the Modular Optic System (MOS) cut on the slide. This variant is a Crow Exclusive finished in Distressed FDE. 
 

Key Specifications 

• Brand: Glock 
• Model: 43X MOS 
• Caliber: 9mm Luger 
• Action: Semi Auto 
• Capacity: 10+1 
• Barrel Length: 3.41 inches 
• Color/Finish: Distressed FDE 
   

Detailed Features 

• MOS (Modular Optic System) slide cut for optic mounting 
• 3.41-inch barrel in a slim, single-stack profile 
• Ships with two 10-round magazines 
• Glock fixed rear sights 
• Distressed FDE finish, Crow Exclusive variant

Owners of the 43X MOS appreciate the combination of the slim grip with the longer slide, which gives a longer sight radius without adding much bulk. The MOS cut is a consistent draw, since it opens the platform to red dot mounting without gunsmith work. The Distressed FDE finish gets mixed reactions, some owners like the worn look as a unique aesthetic, others prefer a cleaner finish for a carry gun.

The trigger on the 43X gets the usual Glock commentary: reliable and consistent but not a standout for shooters who spend time on competition gear. The 10-round capacity in a flush-fit magazine is workable for daily carry, and the two-magazine inclusion is a positive at the price point.

Value perception is generally positive for a factory optics-ready subcompact. The Crow Exclusive designation means limited availability, which appeals to some buyers and frustrates others who want a straightforward reorder.