SHADOW SYSTEMS SS-1306-B MR920 Foundation | 9mm | 4-inch

The Shadow Systems SS-1306-B MR920 Foundation is a compact, multi-role 9mm Luger pistol with a 4-inch barrel and a 15 + 1 capacity. It features an optic-ready, serrated slide over a black polymer frame with a beavertail and integral Picatinny rail. The pistol ships with two Magpul magazines and is noted as blemished in the listing. A low-profile red dot such as the Holosun 507K pairs well with the MR920 Foundation for sighting under $1000.

Product Specifications

• The manufacturer is SHADOW SYSTEMS.
• The model is SS-1306-B MR920 Foundation.
• The caliber is 9mm Luger.
• The capacity is 15 + 1.
• The barrel length is 4-inch.
• The frame finish is Black.
• The slide is described as Optic Ready/Serrated.
• The action is Striker Fired.
• The safety is listed as No Manual.
• The listing condition is Blemished.
• The package includes Two Magpul magazines.
• The pistol is noted to fit G19 Gen4 holsters.
• The product category is Semi Auto Handguns.
• The UPC is 810120315058.

The MR920 Foundation combines compact dimensions with an optic-ready slide and an accessory rail, making it suitable for everyday carry (EDC) and range training. Its striker-fired action and common 9mm chambering keep controls familiar for shooters accustomed to modern service-style pistols. This example is blemished but retains the core features that make the MR920 a sensible choice for someone seeking a compact, optics-capable 9mm setup.

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