{"product_id":"anti-directional-double-linkage-buffer-pulley","title":"2+2 Bi-Parting Synchronized Sliding Door Hardware Kit – Soft-Close Linkage System (60kg \/ 132 lbs per Door)","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003cbr\u003e\nEngineered for wide-span architectural partitions and commercial interior pocket\/sliding doors, the 2+2 Bi-Parting Synchronized Sliding Door Hardware Kit delivers seamless, bi-directional telescopic movement with integrated two-way soft-close hydraulic dampers. Built around high-precision steel-wire reinforced timing belts and non-slip gear pulleys, pulling or pushing any single door leaf automatically synchronizes all four doors to glide in opposite directions, maximizing clear walkthrough openings with whisper-quiet operation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2+2 Synchronized Bi-Parting Linkage:\u003c\/strong\u003e Precision gear pulleys and high-tensile toothed timing belt synchronize opposite-direction dual-leaf sliding (opening from center to left and right simultaneously).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo-Way Hydraulic Soft-Close Dampers:\u003c\/strong\u003e Heavy-duty hydraulic cylinders absorb kinetic inertia at both the open and closed endpoints, decelerating door panels smoothly and preventing harsh frame slamming.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Quiet POK \/ Engineered Nylon Rollers:\u003c\/strong\u003e Premium POK polymer and high-grade nylon wheels with embedded precision sealed stainless steel ball bearings resist wear, roll silently, and prevent track scouring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy Load Capacity:\u003c\/strong\u003e Rated for up to 60 kg (132 lbs) per individual door leaf (total system load capacity 240 kg \/ 528 lbs across 4 leaves).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Track \u0026amp; Wheel Profiles:\u003c\/strong\u003e Available with Inclined Wheels, Round Wheels, and Concave Wheels to pair perfectly with custom or standard aluminum alloy top-hung tracks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnti-Jump \u0026amp; Anti-Sway Guide Design:\u003c\/strong\u003e Floor-mounted concealed bottom guides and structural top bracket clamps eliminate panel swinging, shuddering, and accidental derailment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e 2+2 Bi-Parting Synchronized Sliding Door Hardware Kit with Soft-Close Dampers\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cold-Rolled Carbon Steel Brackets, Aluminum Alloy Clamps, POK\/Nylon Rollers, Sealed Bearings, Reinforced Toothed Timing Belt\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoor Configuration:\u003c\/strong\u003e 2+2 Bi-Parting \/ Bi-Directional Linkage (4-Door Center-Opening Layout)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWheel Profile Options:\u003c\/strong\u003e Inclined Wheel, Round Wheel, Concave Wheel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight Capacity:\u003c\/strong\u003e 60 kg (132 lbs) per door leaf (240 kg \/ 528 lbs total system load)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplicable Door Thickness:\u003c\/strong\u003e 30 mm – 50 mm (1-3\/16\" to 2\") standard wooden or aluminum-framed glass doors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Residential living room partitions, dining room dividers, conference room sliding walls, hotel suite pocket doors, and commercial office entrances\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWholesale \u0026amp; OEM Capabilities\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eB2B Supply \u0026amp; Project Support:\u003c\/strong\u003e Direct factory manufacturing for architectural contractors, custom millwork fabricators, interior door manufacturers, and hardware wholesalers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustom Specifications:\u003c\/strong\u003e Customized belt lengths, specialized bracket geometry, track matching sets, and complete turnkey kits packaged for direct job-site installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExport Packaging:\u003c\/strong\u003e Comprehensive hardware kit in reinforced inner cartons with protective molded inserts, accompanied by full assembly schematics and industrial export master packaging.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ningbo Dimon Metal Products Co.,Ltd","offers":[{"title":"inclined wheel","offer_id":47362257387659,"sku":null,"price":410.0,"currency_code":"USD","in_stock":true},{"title":"round wheel model","offer_id":47362257420427,"sku":null,"price":410.0,"currency_code":"USD","in_stock":true},{"title":"concave wheel model","offer_id":47362257453195,"sku":null,"price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/0295\/7707\/files\/74f0cc8608cab67191dd067fbba1c9b9.jpg?v=1790149168","url":"https:\/\/nbdimon.myshopify.com\/en-se\/products\/anti-directional-double-linkage-buffer-pulley","provider":"Ningbo Dimon Metal Products Co.,Ltd","version":"1.0","type":"link"}