Wolff S&W 4006/4046 .40, SERVICE PAK TYPE-I

TYPE I – For Smith & Wesson semiautomatic pistols contains the following springs to replace weakened or broken springs, returning the pistol to original factory condition: recoil spring, extra power firing pin spring, hammer spring, extractor spring, 2 ejector springs, magazine catch spring, drawbar plunger spring, safety lever plunger spring, slide lock plunger spring, safety lever detent spring and rear sight body plunger spring.

For Use in:
411, 4003, 4004, 4006, 4026, 4043, 4044, 4046, .40 S&W