{"product_id":"oval-knob-concealed-invisible-door-lock","title":"Oval Knob Concealed Invisible Door Lock – Single-Sided Deadbolt for Flush Wall Doors","description":"\u003cp\u003eAchieve seamless minimalist aesthetics in contemporary interior architecture with our \u003cstrong\u003eOval Knob Concealed Invisible Door Lock\u003c\/strong\u003e. Engineered specifically for flush-to-wall hidden doors, background feature wall doors, and secret rooms, this single-sided lockset keeps the exterior surface completely clean and hardware-free. From the interior side, an ergonomic smooth oval egg-shaped knob operates a heavy-duty solid brass deadbolt for smooth, secure privacy locking.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrue Concealed Single-Sided Design:\u003c\/strong\u003e Mounts on the interior side of flush doors without exterior faceplates or handles, allowing hidden doors to blend invisibly into wall paneling and architectural finishes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eErgonomic Smooth Oval Knob:\u003c\/strong\u003e Tactile egg-shaped turn knob offers effortless grip and smooth 90° rotation to engage and retract the deadbolt.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Solid Brass Deadbolt:\u003c\/strong\u003e Precision-machined solid brass square bolt provides tamper-resistant security and silent, reliable mechanical operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Stainless Steel \u0026amp; Zinc Construction:\u003c\/strong\u003e High-grade stainless steel faceplate and heavy-duty chassis deliver outstanding corrosion resistance and structural durability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArchitectural Finishes:\u003c\/strong\u003e Available in Brushed Stainless Steel, Polished Mirror Chrome, Modern Matte Black, and Antique Bronze.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel chassis, Solid Brass deadbolt, Ergonomic Zinc\/Brass oval knob\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLock Type:\u003c\/strong\u003e Concealed single-sided deadbolt lock (Interior knob only)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoor Thickness Fit:\u003c\/strong\u003e 35mm – 50mm (1-3\/8\" to 2\")\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKnob Shape:\u003c\/strong\u003e Oval \/ Egg-shaped ergonomic turn knob\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinishes Available:\u003c\/strong\u003e Brushed Stainless Steel, Polished Chrome, Matte Black, Antique Bronze\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdeal Applications:\u003c\/strong\u003e Flush invisible doors, secret study\/panic rooms, feature background wall doors, luxury residential and hospitality projects\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ningbo Dimon Metal Products Co.,Ltd","offers":[{"title":"wire drawing","offer_id":50620961554571,"sku":null,"price":138.0,"currency_code":"USD","in_stock":true},{"title":"bright light","offer_id":50620961587339,"sku":null,"price":138.0,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":50620961620107,"sku":null,"price":138.0,"currency_code":"USD","in_stock":true},{"title":"Qinggu","offer_id":50620961652875,"sku":null,"price":138.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/0295\/7707\/files\/Sd0bfbbd34cbc462796e535436a478380q.webp?v=1791596888","url":"https:\/\/nbdimon.myshopify.com\/fr\/products\/oval-knob-concealed-invisible-door-lock","provider":"Ningbo Dimon Metal Products Co.,Ltd","version":"1.0","type":"link"}