{"title":"Door Hardware Parts","description":null,"products":[{"product_id":"heavy-duty-1-3-4-backset-deadbolt-latch","title":"Heavy Duty 1-3\/4\" Backset Deadbolt Latch","description":"\u003cp\u003eA heavy-duty replacement latch for single-cylinder deadbolts with a 1-3\/4\" backset. Precision-sized for a secure, reliable fit in standard residential deadbolt applications — when your existing latch is worn, stripped, or damaged, this is the straightforward fix.\u003c\/p\u003e\u003cp\u003eNot compatible with electronic deadbolts.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBackset: 1-3\/4\"\u003c\/li\u003e\n\u003cli\u003eFaceplate: 1-1\/8\" x 2-1\/4\"\u003c\/li\u003e\n\u003cli\u003eBore diameter: 1\"\u003c\/li\u003e\n\u003cli\u003eFor single-cylinder deadbolts only\u003c\/li\u003e\n\u003cli\u003eNot compatible with electronic deadbolts\u003c\/li\u003e\n\u003cli\u003eSold as listed\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Verify backset and bore diameter before ordering.\u003c\/p\u003e","brand":"Classic Door","offers":[{"title":"Base item","offer_id":47902815125689,"sku":"KIL-K134","price":37.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/4992\/8377\/files\/heavy-duty-1-34-backset-deadbolt-latch.jpg?v=1784911968"},{"product_id":"narrow-1-3-4-backset-latch-for-knobs-or-levers","title":"Narrow 1-3\/4\" Backset Latch for Knobs or Levers","description":"\u003cp\u003eDesigned specifically for narrow stile doors, this extra-short latch fits old-fashioned knobs or levers with a square spindle — the kind of hardware you find on historic and vintage doors where standard latches simply won't work. With a 1-3\/4\" backset and compatibility with both square (8mm) and diamond (7mm) spindle configurations, it covers the most common narrow stile applications.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBackset: 1-3\/4\"\u003c\/li\u003e\n\u003cli\u003eDesigned for narrow stile door applications\u003c\/li\u003e\n\u003cli\u003eCompatible with square (8mm) and diamond (7mm) spindle configurations\u003c\/li\u003e\n\u003cli\u003eFits old-fashioned knobs or levers\u003c\/li\u003e\n\u003cli\u003eSold as listed\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Verify spindle size and backset before ordering.\u003c\/p\u003e","brand":"Classic Door","offers":[{"title":"Base item","offer_id":47902816305337,"sku":"KIL-LM45KS","price":35.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/4992\/8377\/files\/narrow-1-34-backset-latch-for-knobs-or-levers.jpg?v=1784911970"},{"product_id":"extra-long-deadbolt-tailpiece","title":"Extra Long Deadbolt Tailpiece","description":"\u003cp\u003eWhen a standard tailpiece falls short — literally — this extra long deadbolt tailpiece is the fix. At 4\" overall length and designed for single-cylinder deadbolts, it can be trimmed to the exact length needed for your specific installation. Heavy-duty construction at 0.080\" thick means it won't flex or fail under regular use.\u003c\/p\u003e\u003cp\u003eA simple part that solves a frustrating problem cleanly.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOverall length: 4\" (can be shortened as needed)\u003c\/li\u003e\n\u003cli\u003eThickness: 0.080\"\u003c\/li\u003e\n\u003cli\u003eCompatible with single-cylinder deadbolts\u003c\/li\u003e\n\u003cli\u003eTrimmable to exact length required\u003c\/li\u003e\n\u003cli\u003eSold as listed\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Verify compatibility with your deadbolt before ordering.\u003c\/p\u003e","brand":"Classic Door","offers":[{"title":"Base item","offer_id":47902818369721,"sku":"KIL-D400AST400","price":8.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/4992\/8377\/files\/extra-long-deadbolt-tailpiece-4__94321_ed514341-191e-4c6a-8372-c273fbd2dd71.jpg?v=1785263629"},{"product_id":"door-knob-spindle-spacing-washer","title":"Door Knob Spindle Spacing Washer","description":"A precision spacing washer engineered for door knob spindle applications in restoration, replacement, and new construction projects. Designed to maintain proper alignment and spacing between knob components while preserving authentic hardware aesthetics.\n\nBuilt for durability and reliability in high-use residential and commercial settings. The washer's exact dimensions ensure compatibility with standard spindle assemblies and deliver the clean, finished appearance that distinguishes quality door hardware installations.\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEach washer is about 1\/32\" thick with 13\/32\" inner diameter and 9\/16\" outer diameter\u003c\/li\u003e\n\u003cli\u003eSold as listed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Check size, finish, and application before ordering.\u003c\/p\u003e","brand":"Classic Door","offers":[{"title":"Each","offer_id":47902820008121,"sku":"KIL-SPINDLE-WASHER","price":1.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/4992\/8377\/files\/Door_knob_spacer_washer.jpg?v=1785264222"},{"product_id":"turn-knob-mortise-cylinder","title":"Turn Knob Mortise Cylinder","description":"\u003cp\u003eA useful Turn Knob Mortise Cylinder for repair, replacement, or restoration work.\u003c\/p\u003e\u003cp\u003eClear, serviceable hardware for work that needs to hold up and look right.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTurn knob mortise cylinder for converting an old-fashioned double-cylinder mortise lock to single-cylinder operation\u003c\/li\u003e\n\u003cli\u003ePolished brass lacquered finish\u003c\/li\u003e\n\u003cli\u003eSolid brass construction except for steel cam\u003c\/li\u003e\n\u003cli\u003eSource vendor SKU: Turn Knob Mortise Cylinder\u003c\/li\u003e\n\u003cli\u003eSold as listed\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Check size, finish, and application before ordering.\u003c\/p\u003e","brand":"Classic Door","offers":[{"title":"1\"","offer_id":47902822039737,"sku":"KIL-TURN-KNOB-MORTISE-CYLINDER","price":48.99,"currency_code":"USD","in_stock":true},{"title":"1-1\/4\"","offer_id":47902822072505,"sku":"KIL-TURN-KNOB-MORTISE-CYLINDER-125","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/4992\/8377\/files\/turn-knob-mortise-cylinder.jpg?v=1784911973"}],"url":"https:\/\/theclassicdoor.com\/collections\/door-hardware-parts.oembed","provider":"Classic Door LLC","version":"1.0","type":"link"}