Smith & Wesson revolver part on display with a descriptive sign.

Smith & Wesson K Frame Model 18-3 Thumb Piece & Nut, Blue Steel, Plated Style, Used, Part# 18179A

$22.99
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Smith & Wesson revolver part on display with a descriptive sign.
  • Smith & Wesson revolver part on display with a descriptive sign.
  • Black rubber band on a white surface
  • Black rubber duck on a white textured surface
  • Two black rubber grommets on a white surface
  • Black metal mechanical component on a white background
  • Smith & Wesson revolver part on display with a descriptive sign.
  • Black rubber band on a white surface
  • Black rubber duck on a white textured surface
  • Two black rubber grommets on a white surface
  • Black metal mechanical component on a white background
Smith & Wesson K Frame Model 18-3 Thumb Piece & Nut, Blue Steel, Plated Style, Used, Part# 18179A

Smith & Wesson K Frame Model 18-3 Thumb Piece & Nut, Blue Steel, Plated Style, Used, Part# 18179A

$22.99

Smith & Wesson K Frame Model 18-3 Thumb Piece & Nut

A genuine used Smith & Wesson thumb piece and nut assembly pulled from a Model 18-3 revolver. The blue steel finish with plated style detailing makes this a correct replacement for restoring or repairing your K Frame .22 LR revolver to factory spec. The thumb piece (cylinder release latch) is a critical control component — having the right part matters.

  • Compatibility: Smith & Wesson K Frame — Model 18-3
  • Caliber: .22 Long Rifle (rimfire)
  • Finish: Blue Steel
  • Style: Plated Style
  • Includes: Thumb Piece & Nut
  • Condition: Used, original factory part
  • Part Number: 18179A

Note: This thumb piece is specific to the K Frame platform. Verify model compatibility before ordering — K Frame parts are not interchangeable with J, L, N, or X Frame revolvers.

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