• Material:Carbon Spring Steel Wire • O.D: 20.0mm • I. D: 16.6mm
• Wire dia:1.7mm
• Free length :58.3mm
• Pitch : 9.0mm
• Coil direction :Right hand
• Surface treatment : White Zinc Plated • Ends:Closed and not ground
Springs are not standard products.Sizes are just for your reference.We can make springs as your drawings or specification.Pls do not hesitate to contact us.