Transformer Sofa Armrest Rotation Mechanism Spring Steel Space Saving Modern Design Black Finish for Hotel Living Room Kitchen

“Our heavy-duty multi-angle adjustable sofa headrest ratchet hinges are engineered to deliver premium ergonomic comfort for contemporary functional sofas and lounge seating. Made of high-tensile steel, these mechanisms ensure precise and quiet angle adjustment, enhancing the long-term luxury appeal of your upholstered furniture lines.”

• Material : High-Grade Carbon Steel (Q235) / Cold-Rolled Steel

• Surface Finish : Bright Zinc Plated / Yellow Zinc Plated  / Matte Black Powder Coated 

• Steel Thickness : 2.0mm – 3.0mm (Customizable)

• Adjustable Angles : 90° – 180° with 3 / 5 / 6 lockable positions 

• Load Capacity : Up to 50 kg per pair

• Cycle Tested : Every batch of hinges is rigorously tested for over 20,000 smooth open-and-close cycles under load without structural failure. 

• Whisper-Quiet Operation : Precision-engineered ratchet gears prevent any metal-on-metal squeaking or rough friction, delivering a premium, silent user experience. 

• Anti-Slipping Safety Lock : Equipped with a high-tension spring to guarantee secure angle locking, preventing any sudden slipping or collapsing under weight. 

• MOQ : 1,000 pairs / negotiable for initial prototyping. 

• OEM/ODM Customization : We support custom hole patterns, steel thicknesses, and customized rotation angles to fit your specific sofa frames. We accept CAD/3D drawings for custom development. 

• Packaging Details : Individually packed in protective polybags, then packed into heavy-duty export cartons, on reinforced wooden pallets to prevent rust and transport damage. (防锈、防刮包装)

• FOB Port : Guangzhou / Shenzhen, China.

• Lead Time : 15-25 days depending on the order volume.