Signswise WK-P0300 3KG Metal Torque Steering Gear Servo Motor for RC Boat Airplane This is the WinKing Standard Ball Bearing Servo Dual ball bearing equipped DC motor Universal receiver connector compatible with all major brands of radio systems Specifications :4.8V 6V Speed: .15 sec/60 .13 sec/60 Torque: 44.4 oz-in 49.9 oz-in Dimensions: 1.6 x 0.79 x 1.4 (40 x 20 x 37 mm) Weight: 1.34 oz (38 g) Includes Standard Ball Bearing Servo with Universal Receiver Connector Four Point Horn Round Horn Straight Double Arm Horn Mounting Hardware FREE SHIP from China via ePacket, usually takes about 10-15 business days for the delivery