Vibration Tandem Roller KTR-3
| Type | KTR-3 |
| Walk Speed (km/H) | 0-8 |
| Grade Ability | 30% |
| Drive Type | Hydraulic Transmission |
| Vibration Control | Hydraulic Vibration |
| Static Linear Load (N/cm) | 55/70 |
| Nominal Amplitude (mm) | 0,6 |
| Vibration Frequency (Hz) | 65 |
| Exciting Force (kN) | 30 |
| Water Tank (L) | 100 |
| Hydraulic Oil Tank (L) | 60 |
| Engine | Diesel Changsa |
| Steel Drum Diameter (mm) | 560 |
| Steel Drum Width (mm) | 900/1000 |
| Power (Hp) | 22/20/13 |
| Working Weight (kg/ton) | 1,5/1,7 |
| Starting Mode | Hand and Electric |
| Hydraulic Pump | HANSA TMP |