Smith & Wesson K Frame Main Spring - Used OEM Part - .357 Magnum - Model 19 - 19141

Genuine Smith & Wesson factory main spring (hammer spring) for K Frame Model 19 Combat Magnum revolvers chambered in .357 Magnum. This used OEM part is in good working condition with normal wear from previous use.

Compatibility: Fits Smith & Wesson K Frame centerfire revolvers including Models 10, 11, 12, 13, 14, 15, 16, 19, 64, 65, 66, and 67. This internal part is interchangeable across all K Frame centerfire models.

Function: Provides the power for reliable hammer fall and primer ignition.

Condition: Used, functional condition with normal wear from previous use.

Installation: Professional installation by a qualified gunsmith is required for proper fit and function.

Part Number: 19141