Heavy Duty System - Universal Risers (Can be used as internal / external)
Section width
| Model Number | Width |
|---|---|
| HDR3 | 75mm |
| HDR4 | 100mm |
| HDR6 | 150mm |
| HDR9 | 225mm |
| HDR12 | 300mm |
| HDR18 | 450mm |
| HDR24 | 600mm |
| HDR30 | 750mm |
| HDR36 | 900mm |
Heavy Duty System – Universal Risers (Can be used as internal / external)