| Model | GTBZ20SI |
| Max. Working Height | 20.19m |
| Max. Platform Height | 18.19m |
| Max. Horizontal Reach | 13.50m |
| Overall Length(Stowed) | 10.10m |
| Overall Width | 2.50m |
| Overall Width(Transport) | 2.28m |
| Overall Height | 2.49m |
| Overall Height(Transport) | 2.35m |
| Platform Size | 2.20m×0.80m |
| Ground Clearance | 0.24m |
| Wheel Base | 2.60m |
