This is the Hitec HS-5056MG Digital Metal Gear Ball Bearing Sub Micro Servo. The HS-5056MG Premium Digital Feather Servo is the perfect choice for larger indoor hand launch gliders, small electric Park flyers, and can handle the duties of smaller electric 3D aerobatic aircraft as well. Combined with a programmable digital amplifier, metal gears, and precision components that have been engineered to provide long lasting trouble free service, the HS-5056MG sets the standard for Digital, heavy duty, ultra micro servos.
Motor Type: 3-pole
Bearing Type: Single BB
Speed: 0.12 / 0.10 sec @ 60 deg.
Torque: 13.88 / 16.66 oz.in (4.8v/6v)
Size: 0.88x0.45x0.94" (22.60x11.60x24.00mm)