{"product_id":"steel-sofa-angle-adjuster-hinge-3-5-gears-folding-backrest","title":"Steel Sofa Angle Adjuster Hinge 3\/5 Gears 54–180° Backrest","description":"\u003ch2\u003eSteel Sofa Angle Adjuster Hinge – 3\/5 Gears, Up to 180°\u003c\/h2\u003e\n\u003cp\u003eUpgrade your folding furniture with this heavy-duty \u003cstrong\u003esteel sofa angle adjuster hinge\u003c\/strong\u003e. Engineered with a smooth spring-driven mechanism, it lets you effortlessly set the backrest, armrest, or seat to your preferred angle — locking firmly into position at any of up to 7 adjustable combinations between 54° and 180°. Built from high-quality iron\/steel, this hinge is sturdy, durable, and designed with smooth, rounded edges for a safe, polished finish.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Gear Adjustment:\u003c\/strong\u003e 3-gear (45° increments) and 5-gear (90° \/ 180°) options — 7 angle combinations in total for maximum versatility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpring-Driven Mechanism:\u003c\/strong\u003e Allows smooth, one-handed adjustment of backrests, armrests, pillows, and seat angles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Steel Construction:\u003c\/strong\u003e Made from high-quality iron\/steel material for long-lasting everyday use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe Smooth-Edge Design:\u003c\/strong\u003e No sharp edges or corners — safe for all household environments and users.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Ideal for sofas, beach chairs, fishing chairs, folding beds, recliners, and other folding furniture.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eSteel \/ Iron\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e210 g\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e15 cm \/ 5.90 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e16 mm \/ 0.63 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e2 mm \/ 0.08 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eGear Part Thickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e2.3 mm \/ 0.09 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eHole Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e6.5 mm \/ 0.26 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eAngle Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e54° \/ 90° \/ 180° (7 combinations)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eAs shown in images\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Folding Sofa Hinge \/ Angle Adjuster Joint\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-no-drill-non-trace-screw-hooks-5-7x5-7cm-thick-adhesive-invisible-picture-hanging-kit-for-photo-frame-keys\"\u003e10Pcs No-Drill Non-Trace Screw Hooks – Adhesive Invisible Hanging Kit\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-broom-handle-grip-sleeve-22mm-high-elasticity-nonslip-plastic-mop-stick-replacement-end-cap-for-home-cleaning-universal\"\u003e10Pcs Broom Handle Grip Sleeve – Nonslip Replacement End Cap\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What furniture types are compatible with this sofa angle adjuster hinge?\u003c\/h4\u003e\n\u003cp\u003eA: This steel sofa hinge is suitable for a wide range of folding furniture including sofas, recliners, beach chairs, fishing chairs, folding beds, and similar adjustable furniture pieces. As long as the mounting dimensions match, it can be integrated into most spring-hinge backrests and armrests.\u003c\/p\u003e\n\u003ch4\u003eQ: How many angle positions can the hinge be locked into?\u003c\/h4\u003e\n\u003cp\u003eA: The hinge supports up to 7 angle combinations. The 3-gear variant locks at 45° increments up to 54°, while the 5-gear variant supports settings up to 90° or 180°, giving you flexible positioning to suit different seating preferences.\u003c\/p\u003e\n\u003ch4\u003eQ: Is installation easy, and what tools are needed?\u003c\/h4\u003e\n\u003cp\u003eA: Installation is straightforward. The hinge features 6.5 mm mounting holes that accept standard bolts\/screws. A basic screwdriver and appropriate bolts (not included) are all you need to secure it to your furniture frame. Always measure your existing hardware before ordering to ensure compatibility.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What furniture types are compatible with this sofa angle adjuster hinge?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This steel sofa hinge is suitable for a wide range of folding furniture including sofas, recliners, beach chairs, fishing chairs, folding beds, and similar adjustable furniture pieces. As long as the mounting dimensions match, it can be integrated into most spring-hinge backrests and armrests.\"}}, {\"@type\": \"Question\", \"name\": \"How many angle positions can the hinge be locked into?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The hinge supports up to 7 angle combinations. The 3-gear variant locks at 45° increments up to 54°, while the 5-gear variant supports settings up to 90° or 180°, giving you flexible positioning to suit different seating preferences.\"}}, {\"@type\": \"Question\", \"name\": \"Is installation easy, and what tools are needed?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Installation is straightforward. The hinge features 6.5 mm mounting holes that accept standard bolts\/screws. A basic screwdriver and appropriate bolts (not included) are all you need to secure it to your furniture frame. Always measure your existing hardware before ordering to ensure compatibility.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Steel Sofa Angle Adjuster Hinge 3\/5 Gears 54–180° Backrest\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/steel-sofa-angle-adjuster-hinge-3-5-gears-folding-backrest\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"5 Gears 180 Degrees","offer_id":57544906801318,"sku":"1005008806349685-5 Gears 180 Degrees","price":32.92,"currency_code":"USD","in_stock":true},{"title":"3 Gears 45 Degrees","offer_id":57544906834086,"sku":"1005008806349685-3 Gears 45 Degrees","price":31.08,"currency_code":"USD","in_stock":true},{"title":"5 Gears 90 Degrees","offer_id":57544906866854,"sku":"1005008806349685-5 Gears 90 Degrees","price":29.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S272b66a76b80411bbdaa918c6a7eb0e10.webp?v=1790808202","url":"https:\/\/richiesmart.com\/products\/steel-sofa-angle-adjuster-hinge-3-5-gears-folding-backrest","provider":"Richie's","version":"1.0","type":"link"}