Smith & Wesson Rear Sight Assembly - CS9 410 908 909 910 | OEM Part 239420000 Magazine Model: 66-8 and higher (newer

Model: 66-8 and higher (newer models only)

A direct OEM replacement or upgrade for your current 610 barrel

Absorbs recoil forces

Polymer buttplate with witness holes

J146 Smith & Wesson Used J Frame Model 342-1 Airlite PD

Smith & Wesson Rear Sight Assembly - CS9 410 908 909 910 | OEM Part 239420000 Magazine Model: 66-8 and higher (newerOEM Smith & Wesson Rear Sight Assembly Part #239420000 Factory authentic rear sight assembly engineered to exact S&W specifications for reliable accuracy and durability. This genuine OEM replacement part ensures your pistol maintains its original performance and sight picture. Compatible Models: Smith & Wesson CS9C (Chief's Special 9mm Compact) Smith & Wesson CS9S (Chief's Special 9mm Subcompact) Smith & Wesson Model 410 (. 40 S&W) Smith & Wesson