Below are the available bulk discount rates for each individual item when you purchase a certain amount
the Futaba BLS257 Brushless Mini Helicopter Tail Servo. The BLS257 was designed as a 4.8V rudder servo for 3D helicopter applications. This servo offers 30% faster response, with the same power consumption as digital servos that use standard brushed motors.
NOTE: When using this servo with the GY520, you must change to the correct mode in the gyro software.