Smith & Wesson K Frame Model 15-3 Thumb Piece & Nut Blue .38 Special K155B M&P Shield 45 M2.0 Installation Note: Requires complete disassembly

Installation Note: Requires complete disassembly of the hammer assembly and proper riveting tools

3rd Generation S&W compact pistol platform

357 Sig Full Size ✅ Yes M&P 9 Compact 9mm Compact ❌ No M&P Shield 9mm/

✓ Brand new condition - not refurbished

3913 LS/NL

Smith & Wesson K Frame Model 15-3 Thumb Piece & Nut Blue .38 Special K155B M&P Shield 45 M2.0 Installation Note: Requires complete disassemblyOEM Smith & Wesson Thumb Piece & Nut for Model 15 3 Cylinder release thumb piece with nut for K Frame Model 15 3 Combat Masterpiece . 38 Special revolvers. Blue steel finish with old style design ensures reliable cylinder operation and proper fit. Specifications: Fits: K Frame Model 15 3 . 38 Special Material: Blue steel Condition: Used, fully functional Includes: Thumb piece and nut Style: Old style Part Number: K155B Genuine Smith & Wesson factory