Smith & Wesson K Frame Model 66-4 .357 Magnum Hammer .375" Spur Stainless Steel Used Part 66113D j431PDu This OEM replacement part features

This OEM replacement part features stainless steel construction and ensures proper barrel retention and alignment

Genuine Smith & Wesson OEM part – factory quality and fit

This makes them ideal for all-day carry but requires specific barrel fitment

38 Special &

5-round capacity

Smith & Wesson K Frame Model 66-4 .357 Magnum Hammer .375" Spur Stainless Steel Used Part 66113D j431PDu This OEM replacement part featuresSmith & Wesson Model 66 4 Hammer . 375" Spur, Stainless Steel Keep your Model 66 running like it left the factory. This is a genuine used Smith & Wesson hammer pulled from a Model 66 4 Combat Magnum revolver. It features the classic . 375" wide target style spur in stainless steel the old style configuration that collectors and gunsmiths prefer for its positive thumb cocking and clean single action break. Part Details Part Number: 66113D Frame: K