Parts Needed to Build The Kit
My EXI 450 Video Beginners Guide
Transmitter

You will need at least
a 6ch Transmitter
Receiver

The AR6100/6110
works great on this
heli.
Brushless Motor
Brushless ESC

30A or Above
Speed Controller,

I recommend 40A
Head Holding
Gyro

There are lots of HH
gyros available. A
good one will make
life easier
(4) 8-12gr Servos
LiPo Battery

1800-2200mAh
15C or above
The steps and parts required to build an HK 450 is
the same as the EXI 450 so these videos will still
help you in building your HK 450.
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Specifications:

Length: 660mm
Height: 230mm
Main Blade Length: 325mm
Main Rotor Diameter: 700mm
Tail Rotor Diameter: 150mm
Motor Pinion Gear: 12T/13T (Not included)
Main Drive Gear: 150T
Flying Weight: 730~760g
The HK 450's are clones of the very popular Align T-Rex 450 (95% compatible).Clones are
great because they allow you to enjoy more/bigger helis without having to spend a small
fortune. But these are
clones so the quality is not as good as the originals.