Savox 'high voltage' std size ultra fast 16kg/0. 65@7. 4v plus this is the savox sv1273tg+ ultra speed high voltage titanium gear digital servo. Our servos are totally green - from materials to production, these servos are environmentally friendly. Ideal for large-scale airplane, jet, and 1/5th scale surface. Features extremely fast for its size at. 065 sec/60. Super strong and precision made unique steel gears provide high level of durability and survives heavy use. Coreless motor brings output performance to the top level - smoother, faster, and more efficient. Special design for high voltage native 2s lipo operation. Water-proof with 4 silicon seals. Specifications dimensions (mm): 40. 3x20. 2x37. 2 weight (g): 63. 0 speed (@6. 0v sec/60):. 08 torque (@6. 0v oz-in): 194. 4 speed (@7. 4v sec/60):. 065 torque (@7. 4v oz-in): 222. 2 gear: titanium & aluminum bearing: 2bb case: aluminum 25 tooth spline savox plus / ""+"" models: feature a new soft start mode and sanwa ssr compatibility. (sav-sv1273tg)