Smith & Wesson K Frame Main Spring Old Style Used Part 64141A X Frame Factory OEM component - not

Factory OEM component - not aftermarket

When to Replace the Hand:

MP7 Smith & Wesson K Frame Pre Model 10 M&P Used Rebound Slide & Spring

The thumbpiece is the lever you press to release the cylinder for loading and unloading

Smith & Wesson K Frame Main Spring Old Style Used Part 64141A X Frame Factory OEM component - notSmith & Wesson K Frame Main Spring Old Style Used Part #64141A Factory OEM main spring (hammer spring) for Smith & Wesson K Frame revolvers, old style design. This is the coil spring that drives the hammer forward to ignite the primer a critical component for reliable ignition and consistent trigger pull. Genuine S&W factory part in used condition. This listing is for the main spring only. Condition: Used, factory original. Specifications Part Number: