Description MKS HV93 High Speed Micro Digital Servo SKU  MKS-HV93 Dead Band  0.001ms (Default) Control System  Pulse Width Control Working Frequence  1520μs / 333hz Operating Voltage  3.8~8.4 V DC Volts Operating Speed (6V)  0.07 sec/60° degrees at no load Operating Speed (8.4V)  0.05 sec/60° dagrees at no load Stall Torque (6V)  31.25 oz/in (2.25 kg-cm) Stall Torque (8.4V)  44.44 oz/in (3.2 kg-cm) Motor Type  Coreless Motor Potentiometer Drive  Direct Drive Bearing Type  Dual Ball Bearings Gear Type  Chrome-Titanium alloy gear Programmable  NO Dimensions  23X12X27.25 mm (0.9X0.47X1.07 in) Weight  19.87 g See additional images for dimensions. Note: Not standard Futaba Spline.  Use DS6125 Arms.