Smith & Wesson Model 66-4 Cylinder & Yoke – .357 Magnum Stainless 6-Shot Used - Part# 6672C Rear Sight Blade The retaining pin secures the

The retaining pin secures the assembly within the frame

136" Black - K

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Smith & Wesson Model 66-4 Cylinder & Yoke – .357 Magnum Stainless 6-Shot Used - Part# 6672C Rear Sight Blade The retaining pin secures theSmith & Wesson Model 66 4 Cylinder & Yoke . 357 Magnum Part# 6672C Keep your Model 66 4 Combat Magnum running at peak performance with this OEM Smith & Wesson factory replacement cylinder and yoke assembly. Machined to the same exacting specifications as the original, this stainless steel unit drops right into your K Frame revolver for a precise, reliable fit. Part Specifications Part Number: 6672C Caliber: . 357 Magnum . 38 Special Material: