Smith & Wesson K/L/N Frame Wolff Power Rib Mainspring - W29102 J331U fitting by a qualified gunsmith

fitting by a qualified gunsmith recommended

15 LB Rebound: Lightest reduction

A worn or damaged trigger or hand can cause cylinder timing issues

Gun Parts Pistol Revolver

357 MIM Bolt Assembly Revolver Part

Smith & Wesson K/L/N Frame Wolff Power Rib Mainspring - W29102 J331U fitting by a qualified gunsmithWolff Power Rib Mainspring for Smith & Wesson Revolvers Type: Power Rib design mainspring Condition: New aftermarket performance part Compatibility: K Frame, L Frame, and N Frame revolvers Part Number: W29102 Brand: Wolff Gunsprings Premium Wolff Power Rib mainspring designed for Smith & Wesson K, L, and N Frame revolvers. The power rib design provides consistent hammer strike and reliable ignition while maintaining smooth trigger pull. Installation