Servo JR DS287MG Manufacturer JR Applications Heli/Airplanes Type Digital Sub-Micro High Speed Torque 4.8V 13 oz/in (0.92 kg/cm) Torque 6V 16 oz/in (1.14 kg/cm) Speed 4.8V 0.08 sec/60 degrees Speed 6V 0.07 sec/60 degrees Dimensions 21mm x 21mm x 11mm Weight 11g Bearings - Gear Type Metal