Trust savox for your large scale model with the new updated range of high performance servos from savox, especially designed to handle the stresses of large scale flying whether it be jet, 3d, or scale. Improved torque ratings and low gear backlash provide the ultimate in precise accurate movement time after time. All sa servos come supplied with larger, longer servo horns and aircraft rubber mounting hardware to make your build as trouble free as possible. Spec check: dimensions(mm): 40. 3x20. 2x37. 2 weight(g): 52. 4 speed(@6. 0v sec/60):. 08s torque(@6. 0v oz-in): 12kg gear: titanium & aluminium bearing: 2bb case: full aluminium savox plus / ""+"" models: feature a new soft start mode and sanwa ssr compatibility. (sav-sa1258tg)