The Smith & Wesson Model 66 is a K-frame Combat Magnum revolver chambered in .357 Magnum, stainless.
Upgrades for the Smith & Wesson 66
The Smith & Wesson 66 can be tailored across the following category:
Sights – a replacement sight (a full set, a rear sight, or a front sight) fitted with the original two screws, sharpening the sight picture without gunsmithing.
Compatibility is specific to the Smith & Wesson 66 — confirm the fit on the individual product page before ordering.