Savox hv digital servo 8kg/0. 13s@7. 4v plus versatile high voltage digital servo suitable for aircraft, helis, boats and on-road cars. Specifications dimensions(mm): 40. 3x20. 2x37. 0 weight(g): 59 speed(@6. 0v sec/60):. 16s torque(@6. 0v oz-in): 6. 5kg speed(@7. 4v sec/60):. 13s torque(@7. 4v oz-in): 8kg gear: metal bearing: 1bb case: plastic spline: 25 tooth spline savox plus / ""+"" models: feature a new soft start mode and sanwa ssr compatibility. (sav-sv0220mg)