Wolff Reduced Power Recoil Spring 8LB for S&W 3904/5904 Series 9mm 47408 Cylinder Stop Screw check behind the yoke on

check behind the yoke on the frame for a model number

Model of 1908 1st Change

Quality used condition with minimal wear

The rebound slide is an internal fire control component that requires complete disassembly of the revolver

Wolff Reduced Power Recoil Spring 8LB for S&W 3904/5904 Series 9mm 47408 Cylinder Stop Screw check behind the yoke onWolff Reduced Power Recoil Spring 8LB Premium reduced power recoil spring designed specifically for Smith & Wesson 3rd Generation 9mm pistols. This 8 pound spring provides smoother cycling and reduced felt recoil while maintaining reliable function. Compatible Models: Smith & Wesson Model 39, 439, 539, 639 Smith & Wesson Model 3904, 3906, 3944, 3946 Smith & Wesson Model 59, 459, 559, 659 Smith & Wesson Model 5903, 5904, 5906 Smith & Wesson Model 5923,