I have several helicopters (ALZRC Fast Devil 480, goblin 500 and 420) and I equip them all with servos of the mark KST. It is an excellent compromise cost / performance / reliability. This one is perfect for the G420 anti-torque, it is fast and has torque.

I have several helicopters (ALZRC Fast Devil 480, goblin 500 and 420) and I equip them all with servos of the mark KST. It is an excellent compromise cost / performance / reliability. This one is perfect for the G420 anti-torque, it is fast and has torque.

I have several helicopters (ALZRC Fast Devil 480, goblin 500 and 420) and I equip them all with servos of the mark KST. It is an excellent compromise cost / performance / reliability. This one is perfect for the G420 anti-torque, it is fast and has torque.

Hello , this is a awesome servo for my goblin 380. It is very very fast and looks very nice, it is also very strong. it holds the tail very good !!

Hello , this is a awesome servo for my goblin 380. It is very very fast and looks very nice, it is also very strong. it holds the tail very good !!

Hello , this is a awesome servo for my goblin 380. It is very very fast and looks very nice, it is also very strong. it holds the tail very good !!