Specifications
| Material | Steel |
| Material quality | C45 (steel) |
| Surface protection | Galvanic/electrolytic zinc plated |
| Suitable for bolt size (metric) | 4 |
| Inner diameter | 4.3mm |
| Outer diameter | 12mm |
| Thickness | 1mm |
| Material | Steel |
| Material quality | C45 (steel) |
| Surface protection | Galvanic/electrolytic zinc plated |
| Suitable for bolt size (metric) | 4 |
| Inner diameter | 4.3mm |
| Outer diameter | 12mm |
| Thickness | 1mm |