KS190B1 Smith & Wesson L Frame Model 681 .310" Trigger .357 Magnum 357 K617A Smith & Wesson Used

K617A Smith & Wesson Used K Frame Pre Model 10 Airweight Rebound Slide Assembly

Part number M59K

Barrel Length: 3 inch and longer

All compatible models listed above are centerfire revolvers

KS190B1 Smith & Wesson L Frame Model 681 .310" Trigger .357 Magnum 357 K617A Smith & Wesson UsedKS190B1 Smith & Wesson L Frame Model 681 . 310" Trigger . 357 Magnum Stainless Steel Smooth Old Style Used Part ***Will Not Fit MIM New Style*** Revolver Pistol Gun Part. Please call or email with any questions! How to determine the model number of your Smith & Wesson Revolver. Swing out the cylinder , check behind the yoke on the frame for a MODEL NUMBER. Model numbers began in 1957 58. So if there is no model number then your revolver may be older