S&W M&P Rear Sight White Dot 9mm/40/45 | OEM 395090000 Model 642 it may be a pre-model

it may be a pre-model variant — verify compatibility before ordering

Smith & Wesson J Frame Pre-Model 31 Police Regulation Trigger Assembly — Part #31E

Solid steel construction for a rattle-free

M&P 9mm (1

Part Number: 251350000

S&W M&P Rear Sight White Dot 9mm/40/45 | OEM 395090000 Model 642 it may be a pre-modelGenuine Smith & Wesson Factory Rear Sight Factory OEM replacement rear sight with white dot for Smith & Wesson M&P pistols. This genuine S&W part ensures perfect fit and reliable performance. Key Features: Genuine OEM Part: Factory Smith & Wesson part #395090000 White Dot Sight: High visibility white dot for quick target acquisition in low light conditions Universal Fit: Compatible with M&P 9mm, . 40 S&W, and . 45 ACP models Multiple Sizes: Fits both