K60 Smith & Wesson K Frame Model 66-5 Internal Parts .357 Magnum n frame Start with the heaviest rebound

Start with the heaviest rebound spring (15 LB) and work your way down to find the optimal balance between light trigger pull and reliable ignition:

Part Number: 249340000

125" Length: Classic duty-length barrel for balanced handling and accuracy

Ideal for restoration or collector display

Part Number: 411320000

K60 Smith & Wesson K Frame Model 66-5 Internal Parts .357 Magnum n frame Start with the heaviest reboundK60 Smith & Wesson K Frame Model 66 5 Internal Parts . 357 Magnum Please call or email with any questions! We sell Smith & Wesson pistol and revolver used, new & new old stock refurbished & new parts. Shoot us an email or give us a call for all your S&W Gun needs USA Guns And Gear 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