Smith & Wesson J Frame Model 42 Centennial Airweight Rebound Slide & Spring – Part# J42143

Smith & Wesson J Frame Model 42 Centennial Airweight – Rebound Slide & SpringKeep your Model 42 cycling reliably with this original Smith & Wesson rebound slide and spring assembly. This is an old style used part pulled from a factory S&W revolver — a direct replacement for worn or broken rebound components on your J Frame.Part Details Part Number: J42143 Condition: Used – Old Style Fits: Smith & Wesson J Frame revolvers (see compatibility below) Caliber: .38 Special Compatible ModelsThe rebound slide and spring is a shared internal J Frame component. This part is compatible with the following centerfire J Frame models: Model 36 – Chief's Special Model 37 – Chief's Special Airweight Model 38 – Bodyguard Airweight Model 40 – Centennial Model 42 – Centennial Airweight (.38 Special) Model 49 – Bodyguard Model 60 – Chief's Special Stainless Model 640 – Centennial Stainless Model 642 – Centennial Airweight Model 649 – Bodyguard Stainless Note: Not compatible with rimfire J Frame models (34, 35, 43, 43C, 63, 317, 351C, 651).Why Replace Your Rebound Slide?The rebound slide returns the trigger to its forward position after each shot. A worn or broken rebound slide can cause trigger reset failures, light primer strikes, or a trigger that won't return — making this a critical component for reliable function.Sold as-is. Used part — inspect photos carefully before purchasing.