Looking for a reliable and durable garage door spring for your residential or commercial garage door? Look no further than Afr Precision Technology Co., Ltd. As a leading manufacturer, supplier, and factory in China, we pride ourselves on providing high-quality garage door springs that meet both our customers' needs and safety standards. Our double garage door spring is made from premium materials, including high-tensile strength steel wire that ensures the spring's longevity and efficiency. Designed to handle heavy doors, our double garage door spring offers enough strength to lift your garage door smoothly and safely. Moreover, we use advanced processes and cutting-edge technologies to manufacture our springs. Every spring is designed to exceed industry standards, so you can be confident that your garage door will function flawlessly for years to come. At Afr Precision Technology Co., Ltd., our goal is to provide quality products with excellent customer service. Contact us today to learn more about our double garage door spring, and we'll help you choose the perfect product that fits your needs.