The Apex SD Spring Kit produces a smoother trigger pull, improves reset and is designed for Duty/Carry use. The kit works as a stand-alone or in conjunction with the Apex SD Polymer Action Enhancement Trigger. Includes trigger spring, striker block spring and SD striker spring.
Specifications:

Type
Model	SD
Dimensions
Size
Material
Action
Trigger
Safety
Thread Pattern
Finish	Stainless
Bolt Type
Hand
Hammer Type
Max Capacity