Excellent cyclic or tail servo. High speed, light and lots of torque. Direct replacement for the Wasp or Mosquito tail. No reversing needed. SPECS: 6V 4.8V Torque: 23.5 oz-in (1.7 kg-cm) 20.8 oz-in (1.5 kg-cm) Speed: 0.09 sec/60° .10 sec/60° Dimensions: .86 x .43 x .78" (21.8 x 11 x 19.8mm) Weight: .27oz (7.8g) Lead Length: 6.5" (165mm) Output Spline Diameter: 4mm