Shadow Systems MR920 Foundation 9mm 4in 10rd Black

Description

The Shadow Systems MR920 Foundation Slide is a compact 9mm pistol built to integrate with Gen4 G19 holsters and magazines. Its frame offers configurable ergonomics with interchangeable backstraps, an extended beavertail, and an undercut trigger guard to improve control and comfort. The Foundation slide profile includes front and rear serrations and an optic cover plate for red dot compatibility.

Key Specifications

• The caliber is 9mm.
• The barrel measures 4 inches.
• The standard capacity is 10 rounds.
• Includes 2x 10-round magazines.
• The finish is nitride.
• The weight is 22.4 ounces.
• The overall length is 7.25 inches.
• The height is 4.75 inches.
• The trigger pull is listed as 4–4.5 lb.
• Includes 3 backstraps and a backstrap tool.

Engineered for compact carry and compatibility with Glock Gen4 gear, the MR920 Foundation Slide combines ergonomic adjustability with a slim, optic-ready slide profile. Its balance of controllability and compact dimensions makes it suitable for everyday carry, range use, and users who want a pistol that accepts common aftermarket holsters and accessories while retaining straightforward, dependable operation.