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Brand Name: BLS Hardware
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Model / SKU: BLS-SBM800 (Spring Convertible Series)
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Product Name:Heavy-Duty Spring Sofa Bed Lift-Up & Fold-Down Mechanism
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Primary Application: Storage Sofa Beds, Sectional Ottoman Cushions, Convertible Daybeds, Storage Benches
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Mechanism Type: Multi-Pivot Scissor Linkage Hinge with High-Tension Helical Coil Springs
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Material Options: Heavy-Duty Stamped Cold-Rolled Q235 Carbon Steel & High-Tensile Springs
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Surface Finish: Anti-Rust Matte Black Powder Coating / Electrophoresis
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Standard Bracket Length: 800 mm (Custom Lengths 600mm–1200mm Available)
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Lift Angle: 80° High-Clearance Opening Angle
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Fatigue Testing: Passed 20,000+ Cycles Lift & Fold Endurance Test
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Load Capacity: Up to 40 – 60 kg per pair (Cushion & Frame Capacity)
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MOQ & Supply Ability: MOQ: 500 sets | Supply Ability: 50,000 sets/month
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OEM/ODM Options: Custom Bracket Dimensions, Spring Wire Gauges, Hole Patterns, and BLS Logo Packaging
Why Choose BLS Hardware as Your Supplier?
We are a dedicated factory providing wholesale furniture hardware with global shipping and OEM expertise.
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Factory Direct Wholesale: Optimize your procurement costs by sourcing directly from our China facility.
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Strict Quality Control: Every mechanism is tested for spring tension and mechanical cycle endurance to ensure it meets international furniture standards.
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Customization Options: We can adjust hinge dimensions and spring strength to fit your specific sofa bed design requirements.
Professional Wholesale Sofa Bed Lift Up Mechanism for Functional Furniture
BLS Hardware, a premier sofa hardware manufacturer, specializes in providing high-performance Wholesale Sofa Bed Lift Up Mechanisms (Model: BLS-SBM800). Engineered for durability and ease of use, these spring-assisted folding hinges are the essential component for furniture brands producing modern storage sofa beds, convertible daybeds, and functional ottomans.
Smooth Transformation and Reliable Support
Our sofa bed lift-up mechanisms are designed to provide a seamless transition between seating and sleeping positions. Manufactured from thickened high-tensile steel, the BLS-SBM800 series ensures structural stability even under the heavy-duty demands of sectional sofa units and daily use in residential or hotel environments.
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[Contact Us for a Professional Quote and Catalog]
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WhatsApp Inquiry: Click to Chat: +86 13827521875
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Email Support:bls.hardware@outlook.com
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Discover More: Explore our full Sofa Bed Mechanism Collection
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Recliner mechanism
BLS Heavy-Duty Spring Sofa Bed Lift-Up & Fold-Down Mechanism | BLS Hardware
$8.00
Heavy-Duty Sofa Bed Spring Lift Mechanism
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Mechanism: Dual high-tension spring assist.
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Material: Reinforced Cold-Rolled Steel (Matte Black).
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Benefit: Effortless lifting and folding for storage sofas.
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Ideal for: Convertible daybeds and sectional ottomans.
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Service: Factory direct wholesale and bulk supply.
👉 Inquire via WhatsApp for Bulk Prices: +86 13827521875
| color | Black |
|---|---|
| size | Length 520mm *580* Height 220mm |











