Smith & Wesson Revolver J Frame Model 51 Hammer .375" Wide Part# 51107 model 34-1 0 (first generation)

0 (first generation)

Cylinder and yoke assembly replacement is a significant armorer-level task requiring proper fitting

Calibers: 9mm

Part# 66159 Smith & Wesson Revolver K Frame Model 66

Thumb piece nut

Smith & Wesson Revolver J Frame Model 51 Hammer .375" Wide Part# 51107 model 34-1 0 (first generation)Used OEM Smith & Wesson J Frame Model 51 (. 22 WMR . 22 Magnum) Hammer . 375" Wide, Old Style. Part# 51107. This listing is for the used hammer only. Factory original Smith & Wesson part. Model: 51 (Pre Model Kit Gun) Frame: J Frame Caliber: . 22 WMR (. 22 Magnum) Part#: 51107 Hammer Width: . 375" Condition: Used Surplus Style: Old Style Compatibility Note: This is a rimfire hammer designed specifically for the Model 51 (. 22 WMR). It is NOT