Expansion Spring Wire Diameter 0.8mm/1mm Tension Extension Expanding Springs Product Information: Model: Expansion Spring Extension Expanding Springs Material: Stainless Steel Wire diameter: 0.8mm / 1mm Outer diameter : 6mm - 12mm Length : 20mm - 320mm Note: due to the differences in shooting scenes and technology, there will be a chromatic aberration between the photos and actual colors. Specifications: wire diameter d * outer diameter D * total length L (mm) For example: 1*12*100mm means: wire diameter 1mm (steel wire thickness) * diameter 12mm (spring outer diameter) * length 100mm (total length)
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