The Smith & Wesson CSX E-Series 9mm pistol with a 3.1-inch barrel in the 10-round compliant configuration (Smith & Wesson part no. 13956) offers a 10-round capacity with both a compact flush-fit magazine and a 10-round extended magazine. A longer grip adapter is included. The slide is optic ready, and a manual thumb safety adds a positive carry control. The enhanced E-Series trigger and extensive grip texture round out a pistol made for concealed carry.

Key Specifications

• The chambering is 9mm, a widely available pistol cartridge for carry and practice.
• The barrel is 3.1 inches, stainless steel with an Armornite finish and a 1:10 twist.
• Capacity is 10 rounds, in this compliant configuration.
• It ships with a compact flush-fit 10-round magazine and a 10-round extended magazine, plus a longer grip adapter.
• The slide is optic ready with a modified RMS-C/507K footprint, so a compatible red dot mounts directly.
• A manual thumb safety adds a positive control for carry.
• The E-Series trigger has a light, clean break and an improved reset.
• The white dot sights are metal and give a quick, high-contrast sight picture.
• The frame is aluminum alloy with a flat black finish, over a stainless steel slide with an Armornite finish.
• The modular grip adapter converts the pistol from micro-compact to compact size to fit your hand.

Frequently Asked Questions

What is the capacity of this CSX E-Series? It is the 10-round compliant model. It ships with a compact flush-fit 10-round magazine and a 10-round extended magazine.

Is the slide optic ready? Yes. It uses a modified RMS-C/507K footprint with S&W’s ClearSight cut that diverts gases away from the optic lens.

What barrel length does this CSX E-Series have? This model has a 3.1-inch stainless steel barrel with a 1:10 twist and an Armornite finish.

Buy the Smith & Wesson CSX E-Series 9mm Pistol, 3.1-Inch, Optic Ready, Thumb Safety, 10-Round Compliant

A 3.1-inch barrel, an optic-ready slide and a thumb safety make this 10-round CSX E-Series a ready carry option. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL, and see more semi-auto handguns while you are here.