| Material category | Metal |
| RXNR | 49-4-S |
| Designation | Dueker - MLK-protec (KML) |
| Manufacturer | Düker |
| DN | 125 |
| Pipe end | Spigot |
| Material name | Gray cast iron with lamellar graphite |
| Color (exterior) | Gray |
| Applications | Industry, Drainage, Civil Engineering |
| ID (mm) | 127 |
| OD (mm) | 135 |
| Wall thickness (mm) | 4 |
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