The Shadow Systems MR920 Elite is a 9mm semi-automatic pistol with a 4.5-inch threaded barrel (1/2x28), a polymer frame, and a Black Nitride finish. It ships with two magazines for a total capacity of 10+1 rounds and weighs 21.5 oz. The overall length is 7.13 inches. 
 

Key Specifications 

• Manufacturer: Shadow Systems 
• Model: MR920 Elite 
• Type: Semi-Auto Pistol 
• Caliber: 9mm 
• Barrel Length: 4.5 inches 
• Overall Length: 7.13 inches 
• Capacity: 10 + 1 rounds (includes 2 magazines) 
• Weight: 21.5 oz. 
• Finish: Black Nitride (Applied Finish) 
• Frame Material: Polymer Frame 
• Rate of Twist: 1-in-10" 
• Sights Type: Night Sights (Front: Green Tritium; Rear: Black) 
• Thread Pattern: 1/2x28 (Threaded Barrel Model) 
   

Features 

The spiral fluted bronze barrel aids heat dissipation during sustained firing. A flat-face aluminum trigger gives a clean, consistent break. The optics-ready Elite slide accepts direct-mount red dot sights without an adapter plate, which keeps the mounting height low. Green tritium front sight paired with a black rear provides a usable sight picture in low light even without a mounted optic. 
 
The threaded barrel makes it suppressor-ready out of the box.

The Shadow Systems MR920 Elite gets strong marks for ergonomics. Grip texture is a consistent positive — reviewers note good control even with wet hands, and the overall feel in the hand is frequently compared favorably to Glock at the same size.

Accuracy and ammo reliability come up positively across most reviews. The optics-ready slide is a significant draw for shooters who run red dots, and the night sights are treated as a genuine added value rather than a throwaway feature.

On the critical side, price is the most common friction point. The MR920 Elite costs more than a comparable Glock 17 or M&P, and some buyers feel the premium is hard to justify unless they're specifically after the optics cut or the barrel options. Weight is mentioned occasionally as a concern for all-day carry. Aftermarket accessory selection is narrower than for Glock-pattern pistols, which matters to heavy customizers. Novice shooters sometimes note a learning curve with red dot sights if they haven't used them before.