{"id":1743,"date":"2026-07-08T17:22:25","date_gmt":"2026-07-08T17:22:25","guid":{"rendered":"https:\/\/blshardware.com\/product\/functional-iron-backrest-reset-hinge-for-sofa-pillow-modern-design-for-kitchen-living-room-bedroom-home-office-dining-bathroom\/"},"modified":"2026-10-19T11:23:14","modified_gmt":"2026-10-19T03:23:14","slug":"sofa-backrest-reset-hinge","status":"publish","type":"product","link":"https:\/\/blshardware.com\/ru\/product\/sofa-backrest-reset-hinge\/","title":{"rendered":"Functional Iron Backrest Reset Hinge for Sofa Pillow Modern Design for Kitchen Living Room Bedroom Home Office Dining Bathroom| BLS Hardware"},"content":{"rendered":"<p>The <strong>sofa backrest reset hinge<\/strong> manufactured and supplied by BLS Hardware is a multi-angle ratchet mechanism designed for folding and reclining sofa backrests, Tatami floor chairs, and convertible sleeper furniture. BLS Hardware supplies this functional furniture hardware directly to upholstered furniture manufacturers, sofa factories, hardware distributors, and OEM brands.<\/p>\n<h2>Product Overview<\/h2>\n<p>This functional mechanism allows furniture users to adjust the recline angle of cushioned backrests step-by-step to achieve personalized seating and lounging comfort. Engineered with an internal <a href=\"https:\/\/en.wikipedia.org\/wiki\/Ratchet_(device)\" target=\"_blank\" rel=\"noopener\">ratchet mechanism<\/a> and an automatic return-release pawl, the hinge locks incrementally as the backrest is lifted and resets completely once pushed to its forward-most extension point.<\/p>\n<p>Constructed with stamped cold-rolled carbon steel plates and solid riveted pivot pins, each pair of <strong>sofa backrest reset hinge<\/strong> hardware provides dependable angular support without mechanical jamming or frame deflection.<\/p>\n<h2>Key Mechanical Features<\/h2>\n<ul>\n<li><strong>Multi-Gear Incremental Locking:<\/strong> Precision-stamped internal ratchet teeth provide multiple discrete reclining angles between upright seating and flat resting positions.<\/li>\n<li><strong>Automatic Return-Release Function:<\/strong> Pushing the backrest cushion fully forward releases the internal locking pawl, allowing the mechanism to return smoothly to the flat horizontal position.<\/li>\n<li><strong>Corrosion-Resistant Galvanized Finish:<\/strong> Electro-galvanized white zinc surface plating protects the steel chassis and internal springs against indoor humidity and oxidation.<\/li>\n<li><strong>Solid Riveted Pivot Joints:<\/strong> Heavy-gauge steel center pivot pins maintain precise alignment across moving brackets, preventing lateral play under back weight.<\/li>\n<li><strong>Compact Framing Footprint:<\/strong> Engineered with a streamlined mounting profile (Size Attribute: A33) to fit cleanly within standard wooden sofa frame cavities.<\/li>\n<li><strong>Pre-Punched Bracket Slots:<\/strong> Symmetrical base bracket flanges feature pre-drilled slotted holes to accommodate standard structural wood screws into timber framing.<\/li>\n<\/ul>\n<h2>Technical Specifications (Model BLS-H03 \/ Size A33)<\/h2>\n<table>\n<thead>\n<tr>\n<th>Specification Parameter<\/th>\n<th>Verified Factory Specification<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Product Entity<\/td>\n<td>Sofa Backrest Reset Hinge \/ Multi-Gear Ratchet Mechanism<\/td>\n<\/tr>\n<tr>\n<td>Factory Model Number<\/td>\n<td>BLS-H03 (Size Attribute: A33)<\/td>\n<\/tr>\n<tr>\n<td>Kinematic Movement<\/td>\n<td>Multi-Gear Ratchet Indexing with Forward-Tilt Return Reset<\/td>\n<\/tr>\n<tr>\n<td>Operating Angular Travel<\/td>\n<td>Multiple intermediate recline positions up to 180\u00b0 flat<\/td>\n<\/tr>\n<tr>\n<td>Raw Material Base<\/td>\n<td>Stamped Cold-Rolled Carbon Steel<\/td>\n<\/tr>\n<tr>\n<td>Surface Finish<\/td>\n<td>Galvanized White Zinc Plating (Bright Silver Finish)<\/td>\n<\/tr>\n<tr>\n<td>Handing Configuration<\/td>\n<td>Supplied in symmetrical Left (L) and Right (R) matched pairs<\/td>\n<\/tr>\n<tr>\n<td>Mounting Configuration<\/td>\n<td>Concealed internal frame mounting with pre-punched slotted bracket holes<\/td>\n<\/tr>\n<tr>\n<td>Wholesale Reference Price<\/td>\n<td>USD $3.00 per set (Subject to final container order quantity)<\/td>\n<\/tr>\n<tr>\n<td>Manufacturing Origin<\/td>\n<td>Jinli Town, Gaoyao District, Zhaoqing, Guangdong, China<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Integrated Furniture Hardware Systems (Mechanical Topology)<\/h2>\n<p>In modern upholstery and convertible furniture manufacturing, motion mechanisms operate within an integrated hardware system. This <strong>sofa backrest reset hinge<\/strong> coordinates directly with complementary structural hardware manufactured by BLS Hardware:<\/p>\n<ul>\n<li><strong>Convertible Seating Platforms:<\/strong> Operates alongside heavy-duty <a href=\"https:\/\/blshardware.com\/product-category\/sofa-bed-hardware\/\">sofa bed hardware<\/a> and roll-out sleeper mechanisms to create compact convertible futons and multifunctional daybeds.<\/li>\n<li><strong>Multi-Functional Articulation:<\/strong> Works in conjunction with our specialized <a href=\"https:\/\/blshardware.com\/product-category\/sofa-hinges\/\">functional sofa hinges<\/a> to coordinate backrest reclining angles with adjustable headrests and drop-down console tables.<\/li>\n<li><strong>Chassis Elevation &amp; Ground Support:<\/strong> Matches clearance requirements provided by our commercial <a href=\"https:\/\/blshardware.com\/product-category\/metal-legs\/\">metal furniture legs<\/a>, ensuring balanced foundation stability and ergonomic seat heights across seating collections.<\/li>\n<\/ul>\n<h2>Furniture Applications<\/h2>\n<p>This multi-position reset hinge is engineered for structural integration in functional and convertible furniture designs, including:<\/p>\n<ul>\n<li>Multi-angle reclining backrests on folding sofa beds and convertible futons<\/li>\n<li>Tatami floor gaming chairs and Japanese folding lounge seating<\/li>\n<li>Adjustable back sections on upholstered chaise lounges and daybeds<\/li>\n<li>Custom residential studio couches and space-saving hospitality furniture<\/li>\n<\/ul>\n<h2>Installation Guidelines for Assembly Lines<\/h2>\n<p>When installing this <strong>sofa backrest reset hinge<\/strong> on upholstery production lines, secure the stationary lower mounting bracket flush against the internal wooden sofa chassis using appropriate structural wood screws.<\/p>\n<p>Attach the moving upper bracket directly to the timber framing of the movable backrest cushion, verifying that both left and right brackets are mounted parallel and level.<\/p>\n<p>Always cycle the mechanism manually through all recline positions and the forward reset stroke before applying foam wrapping and fabric upholstery to verify that the brackets clear all internal chassis members.<\/p>\n<h2>OEM &amp; Customization Capabilities<\/h2>\n<p>As a source hardware factory in Jinli, Guangdong, BLS Hardware manufactures custom OEM specifications for each <strong>sofa backrest reset hinge<\/strong> order to support furniture manufacturers worldwide:<\/p>\n<ul>\n<li>Custom bracket lengths and modified mounting hole spacing patterns for automated frame drilling lines<\/li>\n<li>Bespoke ratchet tooth profiles and alternative stepping gear increments<\/li>\n<li>Alternative surface finishes, including black electrophoretic coating or custom color zinc plating<\/li>\n<li>Bulk master carton packaging or container-load pallet configurations<\/li>\n<\/ul>\n<h2>Frequently Asked Questions<\/h2>\n<h3>What is the function of a sofa backrest reset hinge?<\/h3>\n<p>This mechanism provides multi-angle ratchet adjustment for sofa backrests and lounge chairs, allowing users to recline cushions step-by-step and reset them flat by tilting forward.<\/p>\n<h3>How does the reset function work on this hinge?<\/h3>\n<p>The hinge locks incrementally through several recline angles. Tilting the backrest cushion fully forward past its final position disengages the internal ratchet pawl, allowing the backrest to return smoothly to the flat horizontal starting position.<\/p>\n<h3>Are these hinges supplied in matched pairs?<\/h3>\n<p>Yes. BLS Hardware produces and supplies these mechanisms in symmetrical Left and Right pairs to ensure balanced support and synchronized angular adjustment on both sides of the backrest frame.<\/p>\n<h3>What details are required to request an OEM quotation?<\/h3>\n<p>Buyers should specify required order volumes, target frame mounting hole dimensions, intended backrest cushion weight, and packaging preferences for factory production line integration.<\/p>\n<h2>Request B2B Pricing &amp; Engineering Support<\/h2>\n<p>BLS Hardware supplies functional seating and bedding hardware directly to upholstered furniture manufacturers, OEM brands, and wholesale distributors worldwide. Contact our export engineering team for quotation sheets, technical drawings, or physical testing samples:<\/p>\n<ul>\n<li><strong>WhatsApp:<\/strong> +86 138 2752 1875<\/li>\n<li><strong>Email:<\/strong> ZK-ZhengKai@outlook.com<\/li>\n<li><strong>Manufacturing Location:<\/strong> Jinli Town, Gaoyao District, Zhaoqing, Guangdong, China<\/li>\n<\/ul>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"FAQPage\",\n      \"@id\": \"https:\/\/blshardware.com\/product\/sofa-backrest-reset-hinge\/#faq\",\n      \"isPartOf\": {\n        \"@type\": \"WebPage\",\n        \"@id\": \"https:\/\/blshardware.com\/product\/sofa-backrest-reset-hinge\/\"\n      },\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the function of a sofa backrest reset hinge?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"This mechanism provides multi-angle ratchet adjustment for sofa backrests and lounge chairs, allowing users to recline cushions step-by-step and reset them flat by tilting forward.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How does the reset function work on this hinge?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The hinge locks incrementally through several recline angles. Tilting the backrest cushion fully forward past its final position disengages the internal ratchet pawl, allowing the backrest to return smoothly to the flat horizontal starting position.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Are these hinges supplied in matched pairs?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes. BLS Hardware produces and supplies these mechanisms in symmetrical Left and Right pairs to ensure balanced support and synchronized angular adjustment on both sides of the backrest frame.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What details are required to request an OEM quotation?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Buyers should specify required order volumes, target frame mounting hole dimensions, intended backrest cushion weight, and packaging preferences for factory production line integration.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">BLS heavy-duty functional iron\u00a0<\/span><a href=\"https:\/\/blshardware.com\/ru\/product-category\/recliner-mechanism\/\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">sofa backrest reset hinge<\/span><\/strong><\/a><span class=\"ng-star-inserted\">\u00a0with integrated rotary spring damper. Engineered with 3.0mm\u20134.0mm cold-rolled steel for effortless seat-depth adjustment in Italian modern sectionals, couches, and luxury daybeds.<\/span><\/p>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">\u2022\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Function:<\/span><\/strong><span class=\"ng-star-inserted\">\u00a0Forward &amp; Backward Seat-Depth Sliding &amp; Backrest Reset<\/span><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">\u2022\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Mechanism:<\/span><\/strong><span class=\"ng-star-inserted\">\u00a0Parallelogram Linkage with Rotary Spring Damper Cartridge<\/span><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">\u2022\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Material &amp; Thickness:<\/span><\/strong><span class=\"ng-star-inserted\">\u00a03.0 mm \u2013 4.0 mm Heavy-Duty Cold-Rolled Carbon Steel<\/span><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">\u2022\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Finish:<\/span><\/strong><span class=\"ng-star-inserted\">\u00a0Electrophoretic Matte Black &amp; Galvanized Silver Housing (48H Salt Spray Tested)<\/span><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">\u2022\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Durability:<\/span><\/strong><span class=\"ng-star-inserted\">\u00a0Tested to 50,000+ sliding cycles without mechanical play<\/span><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">\u2022\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Applications:<\/span><\/strong><span class=\"ng-star-inserted\">\u00a0Italian modern sectionals, seat-depth adjustable sofas, and daybeds<\/span><\/p>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">\ud83d\udce6\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Direct Factory Wholesale | Low MOQ for Furniture Makers | Free Samples<\/span><\/strong><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">\ud83d\udcf2\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Quick Inquire (WhatsApp):<\/span><\/strong><span class=\"ng-star-inserted\">\u00a0<a href=\"https:\/\/wa.me\/message\/M6FPBFEHD773P1\">+86 138 2752 1875<\/a> | \u2709\ufe0f\u00a0<\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Email:<\/span><\/strong><span class=\"ng-star-inserted\">\u00a0<\/span><a class=\"ng-star-inserted\" href=\"https:\/\/www.google.com\/url?sa=E&amp;q=mailto%3AZK-ZhengKai%40outlook.com\" target=\"_blank\" rel=\"noopener noreferrer\"><span class=\"ng-star-inserted\">ZK-ZhengKai@outlook.com<\/span><\/a><\/p>","protected":false},"featured_media":1742,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"jetpack_publicize_message":"{title}\r\n\r\n{excerpt}\r\n\r\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false},"product_brand":[],"product_cat":[21],"product_tag":[],"class_list":["post-1743","product","type-product","status-publish","has-post-thumbnail","product_cat-recliner-mechanism","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","purchasable","product-type-variable"],"jetpack_publicize_connections":[],"jetpack-related-posts":[{"id":2913,"url":"https:\/\/blshardware.com\/ru\/product\/adjustable-sofa-headrest-backrest-hinges\/","url_meta":{"origin":1743,"position":0},"title":"Adjustable  Sofa Headrest Frames Sofa Headrest Backrest Hinge Petal Sofa for Furniture Hinges|BLS Hardware| BLS Hardware","author":"BLS Hardware","date":"14 \u0438\u044e\u043b\u044f, 2026","format":false,"excerpt":"Heavy-duty multi-arm\u00a0adjustable sofa headrest backrest hinges\u00a0frame mechanism in electrophoretic matte black. Engineered with 2.5mm\u20133.0mm carbon steel and synchronized ratchet gears for wide sectional couches, functional sofas, and home theater seating. \u2022\u00a0Mechanism:\u00a0Multi-Arm Synchronized Ratchet Linkage Frame Mechanism\u2022\u00a0Material & Thickness:\u00a02.5 mm \u2013 3.0 mm High-Tensile Thickened Carbon Steel\u2022\u00a0Adjustment:\u00a0Multi-Stage Ratchet Gear Angle Elevation\u2026","rel":"","context":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","block_context":{"text":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","link":""},"img":{"alt_text":"adjustable sofa headrest backrest hinges by BLS Hardware","src":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013592.jpg?fit=1200%2C950&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013592.jpg?fit=1200%2C950&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013592.jpg?fit=1200%2C950&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013592.jpg?fit=1200%2C950&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013592.jpg?fit=1200%2C950&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":3735,"url":"https:\/\/blshardware.com\/ru\/product\/180-degree-adjustable-sofa-backrest-hinge\/","url_meta":{"origin":1743,"position":1},"title":"BLS Heavy-Duty 4.0mm 180-Degree Adjustable Sofa Backrest Hinges | BLS Hardware","author":"BLS Hardware","date":"18 \u0438\u044e\u043b\u044f, 2026","format":false,"excerpt":"BLS-180 Heavy-Duty 4.0mm Adjustable Sofa Backrest Hinge by BLS Hardware is a commercial-grade multi-stage ratchet joint mechanism engineered for convertible sofa beds, adjustable couch backrests, Japanese tatami floor chairs, and medical\/massage beds. Stamped from extra-thick 4.0mm high-tensile Q235 carbon steel with an electro-galvanized anti-rust finish, it delivers 90\u00b0 to 180\u00b0\u2026","rel":"","context":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","block_context":{"text":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","link":""},"img":{"alt_text":"BLS Heavy-Duty 4.0mm Adjustable Sofa Backrest Hinge and 180 Degree Ratchet Mechanism","src":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784363869.jpg?fit=1000%2C1000&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784363869.jpg?fit=1000%2C1000&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784363869.jpg?fit=1000%2C1000&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784363869.jpg?fit=1000%2C1000&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":5732,"url":"https:\/\/blshardware.com\/ru\/product\/sofa-backrest-armrest-mechanism\/","url_meta":{"origin":1743,"position":2},"title":"Wholesale 230mm Sofa Backrest Armrest Mechanism | BLS Hardware","author":"BLS Hardware","date":"20 \u0430\u0432\u0433\u0443\u0441\u0442\u0430, 2026","format":false,"excerpt":"Model: BLS-230 Heavy-Duty Dual-Curved Shifting Mechanism Application: Sofa backrest depth shifting & wide armrest elevation Material: Thickened Q235 structural steel + solid cold-forged steel rivets Finish: Mirror chrome curved linkage bars with matte black mounting plates Stroke \/ Articulation: 230 mm shifting motion Manufacturer: BLS Hardware (Guangdong, China) Direct B2B\u2026","rel":"","context":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","block_context":{"text":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","link":""},"img":{"alt_text":"Best Sofa Backrest Armrest Mechanism 230mm | BLS hardware","src":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/08\/heavy-duty-dual-curved-sofa-mechanism.jpg?fit=800%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/08\/heavy-duty-dual-curved-sofa-mechanism.jpg?fit=800%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/08\/heavy-duty-dual-curved-sofa-mechanism.jpg?fit=800%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/08\/heavy-duty-dual-curved-sofa-mechanism.jpg?fit=800%2C800&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2810,"url":"https:\/\/blshardware.com\/ru\/product\/adjustable-self-returning-furniture-hinge\/","url_meta":{"origin":1743,"position":3},"title":"HongQi Iron Adjustable Self-returning Furniture Hinge for Sofa Bed and Living Room-Durable Antirust Mechanism","author":"BLS Hardware","date":"14 \u0438\u044e\u043b\u044f, 2026","format":false,"excerpt":"BLS-136 Heavy-Duty 4.0mm Adjustable Self Returning Furniture Hinge by BLS Hardware is an engineered spring-assisted ratchet mechanism designed for convertible sofa beds, multi-angle couch backrests, tatami chairs, and medical examination loungers. Fabricated from 4.0mm extra-thick Q235 carbon steel with an integrated high-tension coil spring, this hinge delivers smooth multi-stage angle\u2026","rel":"","context":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","block_context":{"text":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","link":""},"img":{"alt_text":"BLS-136 Heavy-Duty 4.0mm Adjustable Self Returning Furniture Hinge with Spring Reset Mechanism","src":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013242.jpg?fit=900%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013242.jpg?fit=900%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013242.jpg?fit=900%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013242.jpg?fit=900%2C1200&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2784,"url":"https:\/\/blshardware.com\/ru\/product\/multi-functional-sofa-headrest-ratchet-hinges\/","url_meta":{"origin":1743,"position":4},"title":"Multi Functional Sofa Headrest Ratchet Hinges | Heavy-Duty 4.0mm BLS-195","author":"BLS Hardware","date":"14 \u0438\u044e\u043b\u044f, 2026","format":false,"excerpt":"\u00a0Heavy-Duty Multi Functional Sofa Headrest Ratchet Hinges by BLS Hardware are extended-blade articulating mechanisms engineered for tall functional sofa backrests, luxury executive recliners, adjustable headrest cushions, and modular daybeds. Stamped from extra-thick 4.0mm Q235 cold-rolled structural carbon steel with an overall length of 324mm (L324-105-195), this long-reach hinge provides multi-stage\u2026","rel":"","context":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","block_context":{"text":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","link":""},"img":{"alt_text":"Multi Functional Sofa Headrest Ratchet Hinges 4.0mm Extended Long Blade-BLS Hardware","src":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013187.jpg?fit=510%2C680&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":2872,"url":"https:\/\/blshardware.com\/ru\/product\/folding-ratchet-sofa-hinge\/","url_meta":{"origin":1743,"position":5},"title":"High Quality Folding Ratchet Sofa Hinge Functional Hardware  Sofa Backrest Mechanism Furniture Hinge","author":"BLS Hardware","date":"14 \u0438\u044e\u043b\u044f, 2026","format":false,"excerpt":"Model \/ SKU: BLS-W151 (Pair Configuration) Mounting Feature: Integrated Heavy-Duty Threaded Bolt with Flat & Spring Washers Core Material: High-Grade Structural Carbon Steel (Q235) with Blue-White Zinc Plating Articulation: Multi-Gear Ratchet Elevation with Automatic Full-Forward Return Stroke \ud83d\udce6 China Direct Manufacturer | Bulk OEM Production | 2D\/3D STEP Drawings Available\u2026","rel":"","context":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","block_context":{"text":"\u041f\u043e\u0445\u043e\u0436\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c","link":""},"img":{"alt_text":"folding ratchet sofa hinge with threaded bolt by BLS Hardware","src":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013488.jpg?fit=1000%2C1000&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013488.jpg?fit=1000%2C1000&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013488.jpg?fit=1000%2C1000&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/blshardware.com\/wp-content\/uploads\/2026\/07\/img_alibaba1784013488.jpg?fit=1000%2C1000&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/blshardware.com\/ru\/wp-json\/wp\/v2\/product\/1743","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blshardware.com\/ru\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/blshardware.com\/ru\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blshardware.com\/ru\/wp-json\/wp\/v2\/media\/1742"}],"wp:attachment":[{"href":"https:\/\/blshardware.com\/ru\/wp-json\/wp\/v2\/media?parent=1743"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/blshardware.com\/ru\/wp-json\/wp\/v2\/product_brand?post=1743"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/blshardware.com\/ru\/wp-json\/wp\/v2\/product_cat?post=1743"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/blshardware.com\/ru\/wp-json\/wp\/v2\/product_tag?post=1743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}