Smith & Wesson Revolver L Frame Model 586 .357 Magnum Mainspring 586141

Factory Smith & Wesson mainspring for L Frame Model 586 revolvers chambered in .357 Magnum. This critical internal component provides the power for hammer operation, ensuring reliable ignition with every trigger pull.

Key Features:

• Genuine Smith & Wesson factory mainspring
• Used condition - fully functional
• Direct replacement for worn or weakened mainsprings
• Restores proper hammer strike force
• Essential for reliable ignition
• Factory specifications for consistent performance

Compatibility:
Designed specifically for Smith & Wesson L Frame Model 586 revolvers in .357 Magnum. This is a model-specific spring - verify your exact model number before ordering to ensure proper fit and tension.

Specifications:

• Type: Mainspring (hammer spring)
• Frame: L Frame
• Model: 586
• Caliber: .357 Magnum
• Function: Powers hammer operation

Why Replace Your Mainspring:
Mainsprings can weaken over time or through extensive use, leading to light primer strikes and misfires. A fresh mainspring ensures consistent, reliable ignition and proper hammer function. This is a common maintenance item for revolvers that have seen heavy use or are experiencing ignition issues.

Condition:
Used factory part in good working condition. Maintains proper tension and spring characteristics. May show normal wear from previous use but fully functional and ready to install.

Part Number: 586141