SPECS:
Length: 1.73"
Width: 0.90"
Height: 0.98"
Weight: 1.23 ounces
Torque: 91.65 oz/in at 4.8V; 113.87 oz/in at 6V
Speed: 0.45sec/60deg at 4.8V with no load; 0.34sec/60deg at 6V with no load
Bearing Type: Single Ball Bearing
Gear Type: Nylon
Motor Type: 3 Pole Ferrite
With its low profile design, strong torque and precision movement, the HS-75BB is a great choice to move your retract gear in a realistic manner that you need. Note, this is a retract or "bang bang" servo and only travels from one end to the other (180 degrees).