[165mm(Total length)]
[140mm(Total length)]
Extension springs for trampoline springs
Net weight for each springs:
100mm-52g
116mm-80g
140mm-117g
150mm-128g
165mm-122g
178mm-162g
Quantity:1pcs/lot
Shipping time:30-45 days. (China air mail parcel)
Material: Springs steel coated zinc