McLennan Servo Supplies Spur Gearbox, 30:1, 6mm shaft diameter, max torque 0.3 Nm

RS PRO Oval Gearbox, 1250:1, 4mm shaft diameter

McLennan Servo Supplies Oval gearbox, 25:1, 4mm shaft diameter, 200rpm max, 0.7 Nm max torque

RS PRO Oval Gearbox, 640:1, 4mm shaft diameter

Maxon planetary gearbox, 19:1, 4mm shaft diameter, maximum torque 0.8 Nm

Maxon planetary gearbox, 1024:1, 2mm shaft diameter, maximum torque 0.1 Nm

McLennan Servo Supplies Spur Gearbox, 100:1, 6mm shaft diameter, max torque 0.5 Nm

Maxon planetary gearbox, 15:1, 12mm shaft diameter, maximum torque 11.3 Nm

Maxon planetary gearbox, 74:1, 12mm shaft diameter, maximum torque 22.5 Nm

Portescap planetary gearbox, 484:1, 3mm shaft diameter, up to 7500 (Input)rpm, max torque 1 Nm

Portescap Spur Gearbox, 128:1, 3mm shaft diameter, up to 5000 (Input)rpm, max torque 0.7 Nm

Portescap Spur Gearbox, 8:1, 3mm shaft diameter, up to 5000 (Input)rpm, max torque 0.7 Nm

Portescap planetary gearbox, 111:1, 4mm shaft diameter, up to 5000 (Input)rpm, max torque 2 Nm

Portescap planetary gearbox, 88:1, 3mm shaft diameter, up to 7500 (Input)rpm, max torque 1 Nm

RS PRO Oval Gearbox, 160:1, 4mm shaft diameter

McLennan Servo Supplies Oval gearbox, 25:6, 4mm shaft diameter, up to 1200rpm, max torque 0.2 Nm

Maxon planetary gearbox, 1621:1, 4mm shaft diameter, maximum torque 1.6 Nm

Portescap Spur Gearbox, 20:1, 3mm shaft diameter, up to 5000 (Input)rpm, max torque 0.7 Nm

McLennan Servo Supplies Planetary Gearbox, 100:1, 12.69mm shaft diameter, 24 Nm maximum torque

Trident Engineering Oval Gearbox, 15:1, 4mm Shaft Diameter