{"product_id":"smith-wesson-j-frame-model-63-22-lr-wide-spur-hammer-stainless-63107a","title":"Smith \u0026 Wesson J Frame Model 63 .22 LR Wide Spur Hammer Stainless Steel — Used Part 63107A","description":"\u003ch2\u003eSmith \u0026amp; Wesson J Frame Model 63 .22 LR Wide Spur Hammer — Stainless Steel\u003c\/h2\u003e\n\u003cp\u003eGenuine used Smith \u0026amp; Wesson factory hammer for the Model 63, a J Frame rimfire revolver chambered in .22 LR. This old-style wide spur hammer features a .240\" spur width, finished in stainless steel to match the Model 63's original configuration. The wide spur provides improved thumb contact for confident single-action cocking.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 63107A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Smith \u0026amp; Wesson\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 63 (J Frame, .22 LR Rimfire)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Hammer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpur Width:\u003c\/strong\u003e .240\" (Wide Spur)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Old Style \/ Vintage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Size:\u003c\/strong\u003e J Frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e .22 LR (rimfire)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used — original factory part\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModel Compatibility Chart\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"border-bottom:2px solid #ddd;\"\u003e\n\u003cth style=\"text-align:left; padding:8px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"text-align:left; padding:8px;\"\u003eFrame\u003c\/th\u003e\n\u003cth style=\"text-align:left; padding:8px;\"\u003eCaliber\u003c\/th\u003e\n\u003cth style=\"text-align:left; padding:8px;\"\u003eStyle\u003c\/th\u003e\n\u003cth style=\"text-align:left; padding:8px;\"\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom:1px solid #eee;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003eModel 63 (original)\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eJ Frame\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e.22 LR\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eOld Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e✓ Compatible — listed model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #eee;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003eModel 63 (later production)\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eJ Frame\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e.22 LR\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eNewer Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e⚠ Verify fit — old vs new style change\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #eee;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003eModel 34\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eJ Frame\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e.22 LR\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eOld Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e⚠ Verify fit — rimfire, same era\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #eee;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003eModel 35\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eJ Frame\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e.22 LR\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eOld Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e⚠ Verify fit — rimfire, same era\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #eee;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003eModel 43\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eJ Frame\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e.22 LR\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eOld Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e⚠ Verify fit — rimfire, same era\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #eee;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003eModel 317\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eJ Frame\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e.22 LR\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eNewer Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e✗ Not compatible — different hammer geometry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #eee;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003eModel 651 (.22 WMR)\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eJ Frame\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e.22 WMR\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e⚠ Verify fit — .22 WMR rimfire variant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #eee;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003eModels 36, 37, 60 (centerfire)\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eJ Frame\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e.38 Special\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e✗ Not compatible — centerfire hammer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThis listing is for the hammer only.\u003c\/strong\u003e Hammer strut, spring, pin, and associated parts are sold separately.\u003c\/li\u003e\n\u0026gt;li\u0026gt;The Model 63 is a \u003cstrong\u003erimfire\u003c\/strong\u003e .22 LR J Frame revolver. This hammer is specific to rimfire J Frame models and is \u003cstrong\u003enot interchangeable\u003c\/strong\u003e with centerfire J Frame hammers (Models 36, 37, 60, etc.).\n\u0026gt;li\u0026gt;This is a \u003cstrong\u003eused\u003c\/strong\u003e part in old-style configuration. The wide spur provides improved thumb contact for single-action cocking.\n\u0026gt;li\u0026gt;Later Model 63 production may have transitioned to new-style hammer geometry. Verify old vs new style before ordering.\n\u0026gt;li\u0026gt;Professional gunsmith installation recommended for proper hammer fit, timing, and function.\n\u003c\/ul\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":41457231495226,"sku":"63107A","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/DSCF0001_46bd794d-889d-4889-8465-d82f27a354fa.jpg?v=1781109976","url":"https:\/\/usagunsandgear.com\/products\/smith-wesson-j-frame-model-63-22-lr-wide-spur-hammer-stainless-63107a","provider":"USA Guns And Gear","version":"1.0","type":"link"}