| Black plastic base, with a chrome footrest ring |
| Factory CH0504 |
| Fixed draughting kit - a foot ring and set of glides |
| High Rise CH0504 + AC1042 |
| Hi-Rise static draughting kit for Concept MB with Adj D-Kit CH0803 + AC1042 |
| Lab Chair CH0504 + AC1014 |
| Supplied with all fixings needed |
| Technician CH1504 |
| Technician with Adj D-Kit CH1504 + AC1042 |
| Technician with Static D-Kit CH1504 + AC1014 |
| To be used on fixed back chairs |
| We recommend fitting glides to replace castors if the draughting kit is to be used |
| Zoom MB with Static D-Kit CH0709 + AC1014 |