Porch Swing Springs - High Tensile Steel with Electric Surface Galvanising. Heavy Duty Porch Swing Springs - Material and finish: High tensile steel with electric surface galvanising for corrosion resistance and long life. - Construction and durability: Heavy duty design provides reliable, sturdy support for suspension use in outdoor and indoor settings. - Swing springs: For mounting hanging chairs and other hanging accessories such as punching bags and hanging plants. Suspension springs deliver stable support and controlled movement. - Hammock springs: Attach securely to your rocking chair without tangling or needing to use the porch swing springs. - Swing spring: Sturdy steel construction with a long spring spiral, industrial quality; suitable for heavy bags and hammock applications. 2-3 practical use scenarios - Outdoor porch or deck: install porch swing springs to create a durable, low-maintenance suspension for a smooth, secure porch swing experience. - Home gym or studio: use the suspension springs to hang punching bags or other gear, providing solid support and reliable performance. - Hammock or rocking chair setup: attach hammock springs to a rocking chair to prevent tangling and avoid relying on porch swing springs, enabling easy hammock use.