Smith & Wesson J Frame Model 640 .38 Special Main Spring Stirrup & Swivel Assembly - Stainless Steel 640141

Premium Replacement Main Spring Assembly for S&W Model 640

This genuine Smith & Wesson main spring, stirrup, and swivel assembly is designed specifically for J Frame Model 640 revolvers chambered in .38 Special. Crafted from durable stainless steel, this old-style component ensures reliable trigger function and consistent performance.

Key Features:

• Genuine S&W Part: Factory component ensures perfect fit and function
• Stainless Steel Construction: Corrosion-resistant material for long-lasting durability
• Complete Assembly: Includes main spring, stirrup, and swivel for easy installation
• Old Style Design: Compatible with classic J Frame Model 640 configurations

Specifications:

• Model: J Frame 640
• Caliber: .38 Special
• Material: Stainless Steel
• Condition: Used - Functional
• Part Number: 640141

Note: This is a used part in good working condition. Perfect for gunsmiths, hobbyists, or anyone restoring a classic Smith & Wesson revolver.