The Sig Armorer P239 SuperStrut Mainspring System
For installation / review video click HERE!
You can now add our Superstrut to your Sig Sauer P239 pistol.
Guaranteed to lighten and smooth your double action pull!
The Sig Armorer P239 SuperStrut:
- 4140 Steel
- EDM Wire Cut
- Precision Hand Polishing
- Nickel Boron Nitride Coating
The P239 SuperStrut Mainspring System fixes:
- Mainspring Offset (no more bent mainsprings!)
- Mainspring Fatigue
- Mainspring Gouging
This SuperStrut fits the following Sig Pistol Models:
- P239
Not for use in DAK pistols
The Sig Armorer P239 SuperStrut Mainspring System includes the Superstrut, ground and polished 20lb Wolff Spring, and new style mainspring seat.
The Sig Armorer P239 SuperStrut Mainspring System
SKU: TSA-SUP-STR-239
$65.00Price