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Apex Tactical Specialties Sigma Spring Kit
What It Does

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.

Expected Results
  • Reduces trigger pull weight by approximately 2.0 lbs. from factory
  • Smooths trigger pull
  • Improves reset
Applicable To What Gun(s)
  • 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).
In The Package
  • 1 ea. Apex Trigger Return Spring
  • 1 ea. Apex Striker Block Spring
  • 1 ea. Apex Sigma Striker Spring
  • 1 ea. Apex Sigma Slave Pin (to assist installation of trigger return spring)
Installation Resources Notes:

This kit DOES NOT include a sear spring. We designed this kit to work with the factory sear spring, so removal and/or replacement of the sear spring is not necessary.

Items marked as Special Order are ordered from the manufacturer. Being a manufacturer direct dealer, we are dependent on their warehouse inventory and production schedule. While most Special Order turn-around time is about 30 days, some may take a lot longer based on manufacturer availability. Your card will not be charged until the item ships.

Part #
APEX 107-021

Special Order/Non-Stocking Item - Leadtime Applies
Our: $19.90
Retail: $20.95
You Save: $1.05
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