Rotations, ROTOBEC, RT-Series
| TECHNICAL DATA | CATALOG |
| Swing Torque (504) (Log Grapple) | 1,825 Nm |
| Swing Torque (502STD / 504) | 2,105 Nm |
| Swing Torque (502STDHT / 504HT) | 2,628 Nm |
| Axial Lift Capacity | 22,680 kg |
| Weight (502) | 206 kg |
| Weight (504) | 202 kg |
| Excavator Size | 22,680 – 34,019 kg |