Description Are you looking for a professional, yet affordable folding sofa hinge? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our folding sofa hinge must meet your needs. It is one of the best choices for you. Features -Color:As Shown -Material:Iron -Size:10.00X9.00X1.50cm/3.93X3.54X0.59in Pipe diameter: 16mm Pipe thickness: 2mm Gear thickeness: 2.3mm - Folding joint hinge, can be used for beanbags, beach chairs, fishing chairs, canvas chairs, etc. - 3-gear adjustment to help transition from bed to sofa. Save a lot of space and keep your home cleaner and tidy. - It is safe and secure installation with high toughness and durability. - Strong supporting ability, heavy bearing capacity, no deformation for a long time, not easy to rust. - Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience. Package list: 4 x folding sofa hinges