unbranded 4pcs Lift And Up Hinge Sofa Armrest Hinge Adjustable Sofa Bed Headrest Hinge Lifter

Simple installation, easy to use for beginner or professional, allow you to adjust a orderly and stable way.- hidden hinges Fit for folding sofas, folding beds, cabinet doors, lifting doors, and etc.- drop down hinge It can be used for home, bedroom, living room, suitable for cabinet door, sofa headrest, storage box.- Sofa Armrest Hinge This folding lifting bracket is Suitable for sofas of different sizes.- lid support hinge The folding frame is made of high grade iron, manufactured with precision workmanship, durable, strong in safety.- Adjustable Sofa Bed Headrest Hinges 4 x folding lifting bracket- Massage Table Support Mechanism