KST servos has released their new X20 series servos.
They are High performance Digital hv brushless servos. This servos came with metal gear and 2BB ball bearing,
They have four models with different specifications for different uses.
x20-9650 for cars
x20-3012 for large scale planes
x202208 for 550-700 cyclic servos
x20-1035 for tail 550-700