Description MKS HV6100 High Torque Coreless Thin 8.4V Digital ServoSKU  MKS-HV6100 Dead Band  0.001ms (Default) Control System  Pulse Width Control Working Frequence  1500us / 333hz (RX) Required Pulse  3.0 ~ 5.0 Volt Peak to Peak Square Wave Operating Voltage  3.8 ~ 8.4 V DC Volts Operating Temperature Range  -10 to 60 Degree C Operating Speed (6V)  0.14 sec/60° degrees at no load Operating Speed (7.4V)  0.11 sec/60° degrees at no load Operating Speed (8.4V)  0.10 sec/60° degrees at no load Stall Torque (6V)  2.6 kg.cm (36.11 oz/in) Stall Torque (7.4V)  3.0 kg.cm (41.66 oz/in) Stall Torque (8.4V)  3.2 kg.cm (47.22 oz/in) Motor Type  Coreless Motor Potentiometer Drive  Direct Drive Driver Type  FET Bearing Type  2 Jewel Bearing 1 Bronze Bushing Gear Type  Metal Aluminum-magnesium alloy Gears Connector Wire Length  15.0 cm (5.9 in) Dimensions  22.5X10X23.5 mm (0.89x 0.39x 0.93 in) Weight  10 g (0.35 oz) See additional images for dimensions. Note: All Standard and mini servos except the X8 range (HBL380, HBL850, HBL880) use a 6mm 25tooth spline, same as Futaba. Micro and wing servos all use a MKS 5mm spline.