Wire diameter: 1.8-2.3mm
Finished: nature
Usage: combined spring
futon 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 shapes as you like.
With advanced equipment and many years expirence, these products are very saleable in EU.
combined spring
futon spring
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