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Smith & Wesson revolver part with descriptive label on a white background

Smith & Wesson L Frame Model 686-6 & Later Main Spring .357 Magnum Used 686141A

$6.99

Used Main Spring for Smith & Wesson L Frame Model 686-6 and Later Models

This factory replacement main spring (also called mainspring or hammer spring) is designed for Smith & Wesson L Frame Model 686-6 and later production revolvers chambered in .357 Magnum. Manufactured using MIM (Metal Injection Molding) technology to exact factory specifications, ensuring proper tension and reliable trigger function.

Key Features:

  • Genuine Smith & Wesson OEM part
  • Fits Model 686-6 and later production models
  • Chambered for .357 Magnum
  • MIM construction for durability and precision
  • Used condition - fully functional

Compatibility: L Frame Model 686-6 and later production revolvers in .357 Magnum

Installation Note: Gunsmith installation recommended. Disassembly and reassembly of the revolver required for proper installation and fitting.

Factory Part Number: 686141A

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