The Apex Sigma Spring Kit produces a smoother trigger pull and improved reset and is designed for Duty/Carry use. The kit works as a stand-alone or in conjunction with the Apex SD/Sigma Polymer Action Enhancement Trigger.
Smith & Wesson Sigma Series semi-auto pistols (SW9VE or SW40VE) and all Sigma “C”, “F” & “VE” models. Works in conjunction with the Apex SD/Sigma Polymer Action Enhancement Trigger. NOT for use in the SD Series pistols.
- Apex Trigger Return Spring
- Apex Striker Block Spring
- Apex Sigma Striker Spring
- Reduces trigger pull weight by approximately 2.0 lbs. from factory
- Smooths trigger pull
- Improves reset