Smith & Wesson K Frame Model 66-4 Barrel Pinned Stainless Steel Used 2 1/2" .357 Magnum 6623B Airweight Early production revolvers like Serial# 337pd K122 Color:DARK WOOD Configuration Pinned Barrel Old

Early production revolvers like Serial# 3312 predate the model number system by decades — if you're unsure whether this part fits your specific revolver

Smith & Wesson Pistol Model 39-2 Side Plate Assembly – 9mm

Function: The trigger controls the hammer release in both single-action (hammer cocked manually) and double-action (trigger pull cocks and releases hammer) operation

Part Number: 12179

Smith & Wesson M&P 45 Slide Assembly — Used OEM — Part #MP4500C

Smith & Wesson K Frame Model 66 4 Barrel Pinned Stainless Steel Used 2 1 2" .357 Magnum 6623B Airweight Early production revolvers like Serial# 337pd K122 Color:DARK WOOD Configuration Pinned Barrel Old Early production revolvers like Serial# 3312 predate the model number system by decades — if you're unsure whether this part fits your specific revolver Smith & Wesson Pistol Model 39 2 Side Plate Assembly – 9mm