Precision Engineered for Comfort: Each 2-1/4 Inch Recliner Spring 10-pack features 12-turn coils for weight-responsive support. See diagram for exact dimensions to ensure compatibility with recliners, sofa beds, chairs, or folding furniture Versatile Support: These recliner springs act as tension, assist, and lock springs, making them perfect replacements for a wide range of recliner sofas, chairs, and folding furniture, restoring smooth motion and reliable functionality Premium Heavy-Duty Steel: Made from corrosion-resistant, high-strength steel, each furniture spring can withstand repeated flexing and heavy loads without deformation or rust, delivering long-lasting durability you can depend on Easy Installation: Flexible design allows quick and hassle-free replacement of your recliner springs—no specialized tools needed. Save time while restoring your furniture to full working order Long-Lasting Comfort: Optimized coil construction provides consistent tension and support over time. These recliner springs and furniture springs ensure reliable performance, enhanced comfort, and durability for years of use 10 Pack 2-1/4 Inch Recliner Spring, Durable Tension Springs for Recliner Sofa Bed, Replacement Furniture Spring, Black(12 Turn)