The Wilson Combat Spring Kit for S&W J Frame revolvers replaces factory springs to deliver a smoother, more consistent trigger pull in both double-action and single-action modes.
- Type: Spring replacement kit
- Compatible Firearms: Smith & Wesson J Frame revolvers (442, 642, 638, others)
- Includes: Mainspring, rebound spring, trigger return spring
- Use: Improved trigger pull for carry and range revolvers
- Installation: Requires gunsmithing knowledge; function test after installation
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