Get unmatched value with the new Smith & Wesson SD 2.0 handgun. A new trigger design offers a more consistent pull that gives shooters a repeatable experience to help aid in their accuracy. More serrations on the slide make for more efficient manipulations during the reload process. Existing SD accessories like holsters lights and lasers work with the new SD 2.0. Flat-face Trigger - our new flat-face Self Defense Trigger offers a smoother take-up crisp break and audible reset. The flat design offers more consistency for shooters. Aggressive Slide Serrations - more slide serration coverage to aid in manipulations. Compatible with SD Accessories - Compatible with existing holsters lights and lasers designed for the original SD40.