This is the KO Propo PDS2123FET High Speed 7.2V Servo. With the KO Propo PDS-2123, you'll experience everything you would expect from a quality servo!
One KO Propo PDS-2123 FET digital, high-speed servo
Torque: 131.9 oz.
Speed: 0.06 S @ 60 degrees
Weight: 1.94 oz.
Size: 1.61x1.50x0.79 in.