Place of Origin
Guangdong, China
Product Name
tension spring double hooks, elevator door tension spring
Material
iron, carbon steel, stainless steel, aluminum, brass, copper, bronze
Surface treatment
plated, sandblast,brush,anodize,painting,powder coat,etc
Color
Silver,black,blue,golden,orange,red,etc
Certifications
ISO9001/IATF16949/RoHS