Great for 300 400 450 500 size rc helicopter

RC S9257 Tail  Lock Servo + G401B Digital Head Lock Gyro for 450 Class Helicopter  

100% Brand new

Great for 300 400 450 500 size rc helicopter

Buy it now with no hesitate,this is your wise choice

S9257 Digital Servo
-Futaba S9257 High Speed Digital Servom with 0.83" (21mm) diameter
round horn, 1.5" (39mm) diameter four-point horn, 1.2" (32mm)
diameter six-point horn, mounting hardware, digital servo
precaution sheet and warranty card
-Length: 1.40" (35.5mm)
-Width: 0.59" (15mm)
-Height: 1.13" (28.6mm)
-Weight: 0.9oz (26g)
-Torque: 27.76 oz-in (2.0 kg-cm) at 4.8V
-Operating Speed: 0.08sec/60° at 4.8V
-Cord Length: 7.9" (200mm)

G401B Digital Gyro
this product is as good as GY401 Gyro and more better than KDS800&MY401 Gyro
-new digital gyro is specially designed for the RC helicopter.it is utilized the  AVCS and is of high performance compact dimension and light weight.

Technical Features:
-Control system:Digital advanced PI(proportional interation)
-Operating voltage: DC4-6v
-Dimension:22*22*19.5mm
-Weight:10.5g

Functions: reverse switch, AVCS on/off switch, sensitivity trimmer, servo travel  adjustment. The gyro sensitivity adjustment, and AVCS mode & normal mode switch  can be operated via the transmitter.

Packing Content:
1x RC G401B Head Lock Gyro
1x RC S9257 Tail Lock Gyro