The HV2107MG's metal gear train, great speed and incredible 7.9 Kgs of torque is ideal for any aircraft requiring a thin-wing servo. Combined with digital precision and a tickness of only 10 mm. The HV2107 is a class-leading sailplane wing servo. Features: * Dual ball bearing-supported output shaft. * Steel all gears. * Corelles motor. * Very high torque and speed. * Hihg Voltage LiPo 2S Specifications: * Type: Digital Hi-Speed wing sailplane servo. * Torque: 7.9 Kgs @ 7.4v. * Speed: .12 sec/60 deg @ 7.4v. * Dimensions (WxLxH):30,0 x 10,0 x 35,5 mm. * Weight: 21 grs. * Bearing: Twin Ball Bearing. * Motor Type: Coreless. * Gears: Steel (all) * Application: low wing size-digital servo High speed for sailplane.