Servo Futaba BLS23 Heli 3D Manufacturer Futaba Applications Heli, S9252 Replacement Type Brushless High Torque Torque 4.8V 117 oz/in (8.35 kg/cm) Torque 6.0V 147 oz/in (10.5 kg/cm) Speed 4.8V 0.13 sec/60 degrees Speed 6.0V 0.10 sec/60 degrees Dimensions 41mm x 38mm x 20mm Weight 58g Bearings Dual Ball Bearing Gear Type Metal