Wolff Extra Power Recoil Spring 17LB for S&W 3904/5904 Series 9mm 47417 3008446 Authentic OEM factory new barrel

Authentic OEM factory new barrel sleeve for the Smith & Wesson K Frame Model 66 revolver with 2

Smith & Wesson SD9

Factory tested for reliability and performance

Compatibility: K Frame Model 617 revolvers

45 ACP DAO)

Wolff Extra Power Recoil Spring 17LB for S&W 3904/5904 Series 9mm 47417 3008446 Authentic OEM factory new barrelWolff Extra Power Recoil Spring 17LB Premium extra power recoil spring designed specifically for Smith & Wesson 3rd Generation 9mm pistols. This 17 pound spring provides increased reliability with full power loads and ensures positive cycling with factory ammunition. 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 &