Product Name: Stretch Spring (Spring) Product Material: 304 Stainless Steel Surface Treatment: Natural Color
Packaging instructions: Self sealing bag+cardboard box
Specification: Wire diameter d * Outer diameter D * Total length L (mm)
Example: 2.5 * 25 * 100 represents: wire diameter 2mm (wire thickness) diameter 16mm (spring outer diameter) total length 100mm
According to your choice.