3716 double torsion spring products are offered for sale by suppliers on Alibaba.com, of which springs accounts for 55%.
A wide variety of double torsion spring options are available to you, such as steel, stainless steel and carbon steel.You can also choose from torsion, torsion spring and compression double torsion spring,as well as from industrial, hardware, and furniture double torsion spring, and whether double torsion spring is spiral, wire, or flat.