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) slide cut. This is a Crow Exclusive variant finished in Distressed Gun Metal Gray. 
 

Key Specifications 

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

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 
• Distressed Gun Metal Gray finish, Crow Exclusive variant

Owners of the 43X MOS often cite the MOS slide cut as the main reason for the purchase over the standard 43X, since it allows red dot mounting without additional machining. The slim grip paired with the longer slide is a consistent positive, giving a longer sight radius while keeping the width manageable for carry.

The Distressed Gun Metal Gray finish divides opinion. Some owners find the weathered look intentional and appealing, others consider it cosmetically inconsistent from piece to piece. The trigger is typical Glock, reliable and predictable, though shooters coming from aftermarket triggers elsewhere will notice the difference.

At the price point, the two-magazine inclusion and factory optics-readiness make the 43X MOS competitive. The Crow Exclusive nature of this finish means restocks are infrequent, which is either a draw or an annoyance depending on the buyer.