Smith & Wesson K Frame Main Spring Old Style Used 64141B 4013tsw This is the old style

This is the old style design used in earlier production Model 65 revolvers

N Frame cylinders are frame-specific and not interchangeable with other frame sizes (J

share with shooting partners

265" grooved trigger face

L195 Smith & Wesson Used L Frame Model 581

Smith & Wesson K Frame Main Spring Old Style Used 64141B 4013tsw This is the old styleSmith & Wesson K Frame Main Spring Old Style Design Factory OEM main spring (also called mainspring or hammer spring) for Smith & Wesson K Frame revolvers. This critical component provides the power needed to drive the hammer forward and ignite the primer, ensuring reliable ignition with every trigger pull. Specifications: Frame: K Frame Design: Old Style Type: Coil main spring Condition: Used, factory original Compatible Models: Fits all K Frame