

| Brand | Lan Qiaoying | Material | 304 stainless steel |
| name | Extension spring | Surface treatment | Galvanized |
| standard | Metric/National Standard | package instruction | Plastic bag/carton packaging |
| Size description | 2. 0X30X80 (wire diameter x outer diameter x total length) | ||
| Special Note | Various specifications of copper studs, injection nuts, hot-melt nuts, and chip nuts can be customized according to drawings and samples. | ||

