This external recoil spring is designed for Smith & Wesson pistols, compatible with models 4013TSW, 4053TSW, 4513TSW, 4553TSW, 4054, 4516, 457, and 457D, providing dependable function and durability.
Part# 108660000
We sell used, new & new old stock Smith & Wesson double action revolver parts. Shoot us an email or give us a call for all you S&W part needs! - USA Guns And Gear