High Torque Garage Door Torsion Springs Hardware Garage Door Accessories

• Model NO.: QYS302
• Production Process: Cold Roll
• Shape: Coil
• Direction: Left Hand & Right Hand
• Size: as Your Require
• Inner Diameter: 44-152mm
• Length: up to 141"
• Transport Package: Standard Packing, Pallet
• Specification: 72B, 82B, 60Si2MnA, 65Mn
• Trademark: QY
• Origin: Hefei Anhui China
• HS Code: 7320909000
• Production Capacity: 5000pairs/Week

Product Description