Drop-in polymer trigger for Smith & Wesson SD9/40/357 and Sigma pistols. Reduces pre-travel by 20% and over-travel by 10% versus factory trigger with smooth, rounded face and center-mounted safety.
Fits: Smith & Wesson SD9
The Apex SD Polymer Action Enhancement Trigger is a direct replacement for the factory hinged trigger found in Smith & Wesson SD and Sigma series pistols. This solid-body polymer trigger represents a meaningful upgrade for shooters seeking improved trigger performance without replacing the entire trigger assembly.
This trigger is designed for Smith & Wesson SD9, SD40, SD357, SDVE9, SDVE40, SDVE357, and Sigma series pistols. While it works as a standalone component, it pairs exceptionally well with an Apex SD or Sigma Spring Kit for optimized trigger performance.
The factory trigger in SD and Sigma pistols, while functional, can feel heavy and imprecise. This enhancement trigger addresses those concerns by reducing unnecessary trigger movement and providing a more refined shooting experience. The result is faster target acquisition and improved shot placement—benefits that matter whether you're training at the range or relying on your pistol for personal protection.