DescriptionHeavy duty sturdy steel construction and plated to provide weather resistance. Can holds up to more capacity, easy to setup and take down. Springs help to provides bounce and level of comfort and relieve stress from impacts, can allows you to rotate the chair without tangling the ropes, creates even suspension and smooth motion.Features- Color: Silver. - Material: Steel. - Size: 17.80 x 2.20 x 2.20cm/ 7.00 x 0.86 x 0.86 inch. - Replacement springs to meet your different needs. It is an choice to replace the old spring in the home. - The trampoline replacement spring is made of high-quality zinc-coated wire material. - Which is corrosion-resistant, wear-resistant and durable. long service life. - And the structural reliability is high, suitable for withstanding impact and dynamic loads, and has good seismic performance. - In addition, its appearance is spiral type, beautiful and elegant, can match your different furniture.