{"product_id":"tambee-heavy-duty-pivot-hinge-hidden-door-hardware-with-wire-through-center-hole-300lb-load-304-stainless-steel-with-spring-la","title":"TamBee Heavy Duty Pivot Hinge, Hidden Door Hardware with Wire-Through Center Hole, 300lb Load 304 Stainless Steel with Spring La","description":"\u003cp\u003eThis pivot hinge system is engineered specifically for hidden doors, hidden door bookcase builds, and professional-grade secret door projects where strength, concealment, and smooth operation matter most. Designed as heavy duty pivot door hardware, it allows a full-size bookshelf door or hidden bookcase door to swing open effortlessly while remaining completely invisible from the outside. The concealed profile blends seamlessly into corners, making it ideal for secret door bookcase, hidden room door, and bookshelf door for hidden room designs that demand a clean, uninterrupted appearance. Built from 304 stainless steel, this heavy duty pivot hinge supports up to 300 lbs per set, providing reliable strength for solid wood, MDF, or steel-frame doors without sagging. Precision bearings ensure smooth, consistent movement, even with frequent opening and closing. The center wire passage transforms this hidden door hinge into a smart solution for modern homes, allowing clean routing of electrical wires for hidden lighting, automation, or book-switch activation. Whether used as pivot hinges for doors, concealed door hinges, or invisible door hinges, the system delivers professional results for creative DIY projects. Specifications \u0026amp; Usage Instructions: This pivot hinge heavy duty kit is designed for doors thicker than 40 mm and installs as either inswing or outswing, including hidden door hinges outswing configurations. Suitable for bookcase doors, secret bookcases, storage panels, and custom hidden door kits. Installation includes positioning the top and bottom door pivot hinge, routing the center wire hole if needed, and adjusting alignment for smooth operation. The kit integrates easily with hidden hinges for doors, concealed hinges for doors, and secret door hinges systems. Additional Information \u0026amp; Notes: This product is purpose-built as hidden door hardware and hidden bookcase door kit for concealed applications. Measure door size and weight before installation to ensure optimal performance. Ideal for home offices, basements, creative spaces, and secure storage areas, these invisible hinges for doors enable elegant, functional, and secure hidden entrances with lasting durability.\u003c\/p\u003e","brand":"TamBee","offers":[{"title":"Default Title","offer_id":44713431662707,"sku":"WBHDWB0GG9NCSWN","price":52.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/1958\/6419\/files\/71F3e2QV47L.jpg?v=1775792949","url":"https:\/\/slickpurchase.com\/products\/tambee-heavy-duty-pivot-hinge-hidden-door-hardware-with-wire-through-center-hole-300lb-load-304-stainless-steel-with-spring-la","provider":"Slickpurchase","version":"1.0","type":"link"}