Custom steel extension springs with required different loops are designed to provide the perfect solution for your specific project needs. As a factory, we understand that quality and precision are critical. Our extension springs are made of high-quality materials and manufactured to strict quality standards. Whether you need a spring with a particular number of loops or unique design features, we can deliver. Our team of experts will work with you to create a custom solution that meets your exact requirements. Trust us to provide you with the perfect extension spring for your project.