{"product_id":"smith-wesson-revolver-j-frame-model-63-22-lr-hammer-block-j63120","title":"Smith \u0026 Wesson J Frame Hammer Block .22 LR - Stainless Steel Used J63120","description":"\u003cp\u003e\u003cstrong\u003eGenuine Smith \u0026amp; Wesson J Frame Hammer Block for Model 63\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFactory OEM hammer block (also known as a safety block or firing pin block) designed for Smith \u0026amp; Wesson Model 63 .22 LR revolvers. This critical safety component prevents the hammer from contacting the firing pin unless the trigger is fully pulled, providing drop-safe protection.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: J63120\u003c\/li\u003e\n\u003cli\u003eCondition: Used, excellent working condition\u003c\/li\u003e\n\u003cli\u003eMaterial: Stainless steel\u003c\/li\u003e\n\u003cli\u003eFrame Size: J Frame\u003c\/li\u003e\n\u003cli\u003eFunction: Safety\/firing pin block\u003c\/li\u003e\n\u003cli\u003eEssential for safe revolver operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits Smith \u0026amp; Wesson Model 63 and other J Frame revolvers. Hammer blocks typically interchange within J Frame models regardless of caliber, making this suitable for various J Frame configurations including Models 34, 35, 36, 37, 38, 40, 42, 43, 49, 60, 63, 317, 331, 337, 340, 342, 351, 360, 442, 638, 640, 642, and 649.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProfessional gunsmith installation required. Proper fitting and function testing essential to ensure the safety mechanism operates correctly. This part must move freely and engage properly to prevent accidental discharge. Factory parts are manufactured to exact OEM specifications and tolerances.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to Identify Your Model:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSwing out the cylinder and check behind the yoke on the frame for the model number. Model numbers began in 1957-58. If no model number is present, contact us with your serial number for assistance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eAuthentic Smith \u0026amp; Wesson factory safety component for reliable restoration and repair of J Frame revolvers.\u003c\/em\u003e\u003c\/p\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":41242046791738,"sku":"J63120","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/DSCF0001_078af58b-e9e9-4b91-857f-ad5a865b9ffc.jpg?v=1770912948","url":"https:\/\/usagunsandgear.com\/products\/smith-wesson-revolver-j-frame-model-63-22-lr-hammer-block-j63120","provider":"USA Guns And Gear","version":"1.0","type":"link"}