Hitec HSR-2645CRH Wide Voltage Continuous Rotation Digital Robot Servo

Ideal for all R/C catagories
2S LiPo and 6-cell NiMH compatible
Narrow deadband width and high standing torque
Gold plated connector
32-bit MCU and 12-bit ADC for unprecedented programmability and
flexibility
*Programmable digital amplifier with MOSFET drive

D-645MW High Torque Metal Gear Servo
0.98" (25mm) Single Arm
1.7" (44mm) Double Arm
1.5" (38mm) 4-Point Horn
1.4" (36mm) Round Horn
Four each Grommets, Eylets and Mounting Screws
Metal Adapter Ring, extra Horn Screw

4.8V 6.0V 7.4V
Speed: 0.28 0.20 0.17 sec/60°
Torque: 115.3 157.8 180.1 oz-in
8.3 11.3 12.9 kg-cm
Dimensions: 1.59 x 0.77 x 1.48" (40.6 x 19.8 x 37.8mm)
Weight: 2.11 oz (60g)
Number of Teeth on Spline: 25
Diameter of Horn Screw: 3mm

*Programmable features require Hitec Servo Programmer sold separately
HFP-30, DPC-11, HRCP4429