Wolff Reduced Power Shooter's Spring Pack for Smith & Wesson J-Frame Revolvers | Part 17125

Wolff Reduced Power Shooter's Spring Pack for Smith & Wesson J-Frame Revolvers

Part Number: 17125  |  Condition: New  |  Frame: J-Frame Centerfire

Premium Wolff Reduced Power Shooter's Spring Pack for Smith & Wesson J-Frame revolvers. Includes a reduced power mainspring and three rebound springs for comprehensive trigger pull tuning. Perfect for concealed carry, competition, and range use.

What's Included:

• 1 Reduced Power Mainspring (hammer spring)
• 1 Rebound Spring — 8 LB
• 1 Rebound Spring — 8.5 LB
• 1 Rebound Spring — 9 LB

Compatible Models:

Classic J-Frame: 36, 37, 38, 40, 42, 49, 60, 63, 442, 637, 638, 640, 642, 649

Airweight/Scandium: 317, 331, 332, 337, 340, 342, 351, 360

Note: This is a centerfire spring pack. Not for rimfire J-Frame models (34, 43, 63, 317, 351C, 63, 651).

Spring Selection Guide:

Start with the 9 LB rebound spring and work lighter to find the optimal balance between trigger pull and reliable ignition:

• 9 LB Rebound: Lightest reduction, most reliable ignition — recommended starting point
• 8.5 LB Rebound: Moderate reduction, excellent balance for most shooters
• 8 LB Rebound: Maximum reduction — requires thorough testing with your ammunition

Key Features:

• Complete Trigger Kit: Mainspring and rebound springs for comprehensive trigger improvement
• J-Frame Specific: Designed for small-frame S&W revolvers
• Carry & Competition: Popular for IDPA, bullseye, and concealed carry revolvers
• Premium Quality: Made in USA by Wolff Gunspringmakers — over 75 years of expertise
• Condition: New

Technical Specifications:

• Kit Type: Shooter's Spring Pack with Reduced Power Mainspring
• Contents: 1 mainspring + 3 rebound springs (8, 8.5, 9 LB)
• Frame Size: J-Frame
• Manufacturer: Wolff Gunspringmakers (USA)

Installation:

Installation requires partial disassembly of your J-Frame to access the mainspring and rebound spring. If you are not comfortable performing this procedure, have a qualified gunsmith install the springs. Always function test after installation to ensure reliable ignition with your chosen ammunition.