2/4/6/8/10Pcs SG90 Gear 9g Micro Servo For Remote Controller Motor Airplane Boat
2/4/6/8/10 Pcs SG90 Gear Micro Servo（choice your want size Specification）. Item weight: 9g. This is a servo motor, and its working principle is to rotate and move within a set angle range! With 3 sets of servo horns and fittings.