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.

Features and Specifications:
Manufacturer Number: 107-021
Reduces trigger pull weight by approximately 2.0 lbs. from factory
Smooths trigger pull
Improves reset

Fits:
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 (see Apex SD Spring Kit).

Includes:
One Apex Trigger Return Spring
One Apex Striker Block Spring
One Apex Sigma Striker Spring