- versions:
- W1: - zinc plated steel or somthing like that
- - limited corrosion resistance
- W4: - made by stainless steel (X5CrNi1810) or something like that
- - good corrosion resistance
other versions
| inner ø at mm | band thickness at mm | delivery time at days | 
|---|---|---|
| 7 - 9 | 6 | about 5-8 | 
| 8 - 10 | 6 | about 5-8 | 
| 9 - 11 | 6 | about 5-8 | 
| 10 - 12 | 6 | about 5-8 | 
| 11 - 13 | 6 | about 5-8 | 
| 12 - 14 | 7 | about 5-8 | 
| 13 - 15 | 7 | about 5-8 | 
| 14 - 16 | 7 | about 5-8 | 
| 16 - 18 | 7 | about 5-8 |