The Hitec HS-55 Standard Feather Servo continues the Hitec tradition of affordable performance. Featuring precision components that have been engineered to provide long lasting trouble free service. The Hitec HS-55 is the perfect choice for any micro application from indoor R/C and hand launch gliders, to ultra small electric Park and Yard flyers, Speed 400 and 1/2A powered aircraft. Specifications: Motor type - 5 Pole Coreless Gears: Plastic Bearing type - None Torque 4.8v - 1.1kg Torque 6v - 1.3kg Speed 4.8v - 0.17 second Speed 6v - 0.14 second Size - 23 x 12 x 24mm Weight - 8g Manufacturer: Hitec Model: HS-55 Standard Feather Servo