| Introduce |
Basic Info. | Model NO. | CH-TS04 | | Direction | Left&right hand | | Surface Treatment | Black (Oli tempered) & Galvanized & Powder coated | | Transport Package | Wooden Case | | Origin | Jiangsu, China |
| Wire Diameter | 4.8-13mm | | Length | As your requirement | | Trademark | JDX | | Material | 82B | | HSCODE | 7320209000 |
- Engineered for maximum application range.
- Minimum 10,000 cycles, at +/- 7.5lbs of target door weight.
- Springs are made of steel coils with aluminum cones.
- Black oil tempered, galvanized and powder coated wire provides a clean durable surface finish.
| Product name | China Factory Cheap Customized Color Torsion Spring Garage Door Extension Springs for Rolling Shutter Doors | | Diameter | 1-3/4", 2", 2-5/8", 3-3/4", 5-1/4", 6" | | Material | 72B, 82B, 65Mn | | Surfae finish | Oli Tempered, Galvanized, Powder Coated | | MOQ | Small qty is also welcome and acceptable. | | Certification | ISO9001 | | Package | International standard packaging, wooden case and do as customers' requirements | | Payment term | 30% prepayment in advance, 70% before shipping |
Product Description| Name | Torsion Spring | | Surface treatment | Plating nickel/ zinc/ black/ gold/ silver/ brass/ chrome, electrophoresis coating plastic, oiled to prevent rust, etc | | Diameter | 1-3/4'',2", 2-5/8'', 3-3/4,5-1/4'', 6" | | Packaging | Inner Packing: Plastic bag; Carton Box Outer Packing: Cartons, wooden boxes or pallets |
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