This is an OEM factory-new rear sight assembly designed specifically for the Smith & Wesson Pistol Model 457D.
Fits: 457D Plastic Black
Part# 239760000
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Gunsmiths Required: Disassembly and Assembly required to replace part
Some parts may require installation and fitting by a qualified gun smith Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts