PGH42 51:1
| Gearbox Orientation | Inline |
| Gearbox Type | Planetary |
| Gearbox Ratio | 51 |
| Gear Material | Composite / Steel |
| Gearbox Stages | 3 |
| Gearbox Efficiency | 81% |
| Gearbox Axial Load | 150 N |
| Gearbox Radial Load | 250 N |
| Gearbox Continuous Torque | 14.0 Nm |
| Gearbox Intermittent Torque | 21.0 Nm |
| Backlash | 63 arc.min |
| Weight (kg) | 0.23 |