Arduino Board, Arduino Starter Kit, 3D Printers manufacturer / supplier in China, offering FT450bl 24V 850g CNC Digital Brushless PWM High Torque Industry Servo Steel Gear 180 Angle 450kg. Cm for DIY Toys, Heavy-Duty Servo FT600bl 600kg Steel Gear Brushless Servo for Large Drones Used in Agriculture for Spraying/Large Size RC Plane, FT1000bl 24V 1000kg. Cm Brushless Servo Steel Gears Power Supply Precision Servo for Agricultural or Industrial Drones and so on.