The Shadow Systems SS MR920 Foundation is a compact, optic-ready semi-automatic handgun intended for everyday carry and range use. Its design targets shooters who want a compact platform with modern ergonomics and an optic-capable slide for common red dot footprints.

Built around a polymer frame and a billet-style slide, the MR920 Foundation balances lightweight handling with durable slide components. The pistol is fitted with a 4-inch barrel and a slide machined to accept common pistol optics while retaining serrated rear sights and a dot front sight for co-witnessing or iron-sight use.

Key Specifications

The manufacturer is Shadow Systems.
The model is MR920 Foundation Series.
The caliber is 9MM.
The barrel length is 4 inches.
The overall length is 7.125 inches.
The weight is 23 OZ.
The capacity is 15+1.
The number of magazines included is 2.
The frame material is Polymer.
The slide is optic-cut for RMR/Holosun and finished Black Matte with a Bronze TiCN barrel.

With its optic-ready slide profile and compact dimensions, the MR920 Foundation is well suited to shooters seeking a modern carry-oriented pistol or a reliable range gun. The combination of polymer frame ergonomics and billet slide parts provides a solid feel and practical utility.

Buy the Shadow Systems SS MR920 Foundation 9MM online today for a compact, optic-ready pistol platform that delivers practical 9MM performance.