Purchase Qty. Reference FOB Price
1-2,999 Pieces US$1.80
3,000-9,999 Pieces US$0.90
10,000+ Pieces US$0.30
Product Description
Product Description Tension spring Tension spring is a type of helical spring that can withstand axial tension. It is generally made of circular cross-section materials and the coils are closely arranged around each other. When no load is applied, the coils are usually tightly connected without any ...