The Ruger Security-9 pistol in 9mm with a black polymer frame (brand part no. 3810) is a full-size, double-action-only semi-auto built for reliable defensive use, pairing a 4-inch barrel with a serrated slide and drift-adjustable 3-dot sights. Ruger ships the pistol with two 15-round steel magazines, and the manual thumb safety gives shooters an added layer of control. The Security-9 holds a 15+1 capacity, delivering ample firepower for home defense or range use. Among full-size semi-auto handguns, this Security-9 configuration favors shooters who want high capacity with steel magazines.
Key Specifications
- Chambered in 9mm.
- Capacity of 15+1 rounds.
- The barrel measures 4 inches.
- The magazines are steel, with two 15-round magazines included.
- The sights are drift-adjustable 3-dot.
- The safety system is a manual thumb safety.
- The trigger action is double action only.
- The slide is serrated for a secure grip.
- Rifled with a 1-in-10-inch twist.
- Overall length of 11.2 inches.
Frequently Asked Questions
What are the magazines made from? Steel, with two 15-round magazines included.
Does this pistol have a manual safety? Yes, a manual thumb safety is standard.
Buy the Ruger Security-9 Pistol, Black
High capacity with durable steel magazines is exactly what this Security-9 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.
