This is 2K version of S3911.
Stall torque : 17.8kg-cm@6.6V / 20.0kg-cm@7.4V / 22.7kg-cm@8.4V
Speed: 0.16 sec/60°@6.6V / 0.14 sec/60°@7.4V / 0.12 sec/60°@8.4V
Weight:39.5g
Dimension: 26.5mm x 15.0mm x 33mm
Angle:120°/180°
Voltage: 5.4v to 8.4v
Programmable
Full metal gear
Full metal case
Wide voltage
10 pi double ball bearing
Coreless motor
CNC arm not included