S&W Revolver Z Frame Governor Model Front Dovetailed Night Sight Factory New 3014504 model 659 This assembly is essential for

This assembly is essential for maintaining the smooth trigger action that K Frame revolvers are known for

The sear housing block is a critical frame component that contains and supports the sear assembly and related fire control components

Smith & Wesson Model 639 Spring and Plunger – Used OEM Part

Ready to Mount: Pre-drilled holes for easy installation

S&W Revolver Z Frame Governor Model Front Dovetailed Night Sight Factory New 3014504 model 659 This assembly is essential forGenuine Smith & Wesson Z Frame Governor Model front dovetailed night sight. Factory new OEM part for enhanced low light visibility and precision aiming. Part 3014504.