{"product_id":"sw-k-frame-model-k38-pre-model-15-thumb-piece-nut-38-special-15180","title":"S\u0026W K Frame Model K38 Pre-Model 15 Thumb Piece \u0026 Nut .38 Special – Part# 15180","description":"\u003ch2\u003eSmith \u0026amp; Wesson K Frame Model K38 Pre-Model 15 Thumb Piece \u0026amp; Nut – Old Style\u003c\/h2\u003e\n\n\u003cp\u003eRestore smooth cylinder release on your K38 or Pre-Model 15 with this factory-original thumb piece and nut set. The thumb piece (cylinder release latch) is the lever you push forward to swing the cylinder out — a worn, bent, or missing thumb piece makes the cylinder difficult or impossible to open. The nut secures the thumb piece to the frame. This old-style blue steel matched set features the correct 5-screw era design for the K Frame Model K38 (Pre-Model 15) chambered in .38 Special.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 15180\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Smith \u0026amp; Wesson K Frame Model K38 \/ Pre-Model 15\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e .38 Special\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Thumb Piece (Cylinder Release) \u0026amp; Retaining Nut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Blue Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEra:\u003c\/strong\u003e 5-Screw Design (Old Style)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used (factory original)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Gunsmith fitting recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFactory Replacement Quality\u003c\/h3\u003e\n\u003cp\u003eGenuine Smith \u0026amp; Wesson factory parts manufactured to the exact specifications and tolerances of the originals — same dimensions, same thread pitch on the nut, same reliable cylinder release function. No aftermarket substitutes.\u003c\/p\u003e\n\n\u003ch3\u003eAbout the K38 \/ Pre-Model 15\u003c\/h3\u003e\n\u003cp\u003eThe K38 Masterpiece (later designated the Model 15 Combat Masterpiece) is one of the most celebrated K Frame revolvers ever produced. Pre-model revolvers predate the 1957–58 model number system; if your revolver has no model number stamped behind the yoke, contact us with the serial number and we'll confirm compatibility.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuestions?\u003c\/strong\u003e Call or email us — we're happy to help you get the right part the first time.\u003c\/p\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":40859751252026,"sku":null,"price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/s-l960_75.webp?v=1745945671","url":"https:\/\/usagunsandgear.com\/products\/sw-k-frame-model-k38-pre-model-15-thumb-piece-nut-38-special-15180","provider":"USA Guns And Gear","version":"1.0","type":"link"}