This is the HS-225MG Metal-Geared, Ball Bearing, Hi-Speed, Hi-Torque Servo from Hitec. The HS-225MG is ideal for applications that call for a small lightweight, high speed, high torque servo. Using state-of-the-art SMT technology, and a custom designed IC the HS-225 series of servos represent a true value with the performance that rivals the others larger more expensive servo.

• Transit time: 0.14 sec/ 60 deg. @ 4.8V (0.11 sec/deg @ 6V)
• Torque: 54.15 oz/in @ 4.8V (66.65 oz/in @ 6V)
• Weight: 31g (1.09 oz)
• Length: 32.4mm (1.27")
• Width: 16.8mm (0.66")
• Height: 31mm (1.22")