Smith & Wesson K Frame Thumb Piece & Nut - Used OEM Part - Blued - .22 LR - Model 17 - KN176 k648n Precision-engineered for exact OEM specifications

Precision-engineered for exact OEM specifications

25" or 5" barrels in the following calibers:

locking it in precise alignment with the barrel at each chamber position

No aftermarket compromises—just authentic S&W engineering

Frame Compatibility:

Smith & Wesson K Frame Thumb Piece & Nut - Used OEM Part - Blued - .22 LR - Model 17 - KN176 k648n Precision-engineered for exact OEM specificationsGenuine Smith & Wesson factory thumb piece and nut assembly for K Frame Model 17 revolvers chambered in . 22 Long Rifle. This used OEM part features a blued finish and is in good working condition with normal wear from previous use. Compatibility: Fits Smith & Wesson K Frame rimfire revolvers including Models 17, 18, 48, 617, 648, and K22. This internal part is interchangeable across all K Frame models (rimfire and centerfire). Finish: Blued steel