Wire diameter: 1.8-2.3mm Finished: black painting or nature Usage: bonnel spring offset spring This bonnel spring is composed by coil spring units. It is always used for sofa mat and mattress. And we can add a board wire to the side of the products. We can design...

Wire diameter: 1.8-2.3mm Finished: black painting or nature Usage: mattress spring This bonnel spring is composed by coil spring units. It is always used for sofa mat and mattress. And we can add a board wire to the side of the products. We can design many different...

finished: black painting square tube sinuous spring sofa seat box It always used for sofa seat and chairs. We use clips to connect the spring and matal frame. We can use two types of sinuous spring to make the metal seat box. one is normal zig zag spring.  another one...

finished: black painting square tube sinuous spring sofa seat box metal seat box It always used for sofa seat and chairs. We use clips to connect the spring and matal frame. We can use two types of sinuous spring to make the metal seat box. one is normal zig zag...

Wire diameter: 1.8-2.3mm Finished: black painting or nature Usage: bonnel spring for mattress coil spring shock spring This bonnel spring is composed by coil spring units. It is always used for sofa mat and mattress. And we can add a board wire to the side of the products...

Wire diameter: 1.8-2.3mm Finished: nature Usage: combined spring futon spring 1. This is spring is for mattress.2. Wire thickness: 2.2mm or 2.3mm3. Border wire: 4.8mm4. Helical wire: 1.4mm5. Single size, Double size, Queen size and so on.6. This bonnel spring is composed by...