| After-sales Service: | Within 48 Hours |
|---|---|
| Usage: | Supporting System, Construction Area |
| Shape: | U Shape Channel |
| Length: | 3m/6m/Customized Length |
| Perforated or Not: | Perforated |
| Surface Treatment: | Pre-Galvanized/Hot-DIP Galvanized/Al-Zn-Mg/Epoxy S |
| Samples: |
|---|
| Customization: |
|---|
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