{"product_id":"sw-n-frame-model-28-2-hammer-block-357-magnum-28171x","title":"S\u0026W N Frame Model 28-2 Hammer Block .357 Magnum – Part# 28171X","description":"\u003ch2\u003eSmith \u0026amp; Wesson N Frame Model 28-2 Hammer Block – Old Style\u003c\/h2\u003e\n\n\u003cp\u003eRestore your Model 28-2 Highway Patrolman's passive safety system with this factory-original hammer block. The hammer block is a critical internal safety component that prevents the firing pin from contacting the primer unless the trigger is fully depressed — keeping the revolver safe against accidental discharge from drops or impacts. This old-style used OEM part is a direct factory replacement for the N Frame Model 28-2 chambered in .357 Magnum.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 28171X\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Smith \u0026amp; Wesson N Frame Model 28-2 Highway Patrolman\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e .357 Magnum \/ .38 Special\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Hammer Block\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e 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 part manufactured to the exact specifications and tolerances of the original — same dimensions, same safety engagement geometry, same reliable drop protection. No aftermarket substitutes.\u003c\/p\u003e\n\n\u003ch3\u003eFinding Your Model Number\u003c\/h3\u003e\n\u003cp\u003eSwing out the cylinder and check behind the yoke on the frame. Model numbers have been stamped there since 1957–58. If your revolver has no model number, it predates that era — contact us with the serial number and we'll help identify the correct part.\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":40861898670138,"sku":null,"price":6.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/DSC07146.jpg?v=1746118624","url":"https:\/\/usagunsandgear.com\/products\/sw-n-frame-model-28-2-hammer-block-357-magnum-28171x","provider":"USA Guns And Gear","version":"1.0","type":"link"}