considerable savings, and they go by
the following part numbers:
The landing gear shown in
Figure 4 is intended for use with a
TREX 500 helicopter. The set consists
of a skid set, pipe set, and skid nut
set. Hobby King sells these at a
• Skid Set: HK# 500-139, Align#
these can only be
ordered from the
pipes shown here look good and are
ultra light weight, they bend very
easy. If you are not an experienced
flyer, you might want to consider
wood or fiberglass rods. I purchased a
couple driveway reflectors, as the
stems were made from 1/4" fiberglass
rod. I cut the stem into 9" lengths and
used some rubber flex tubing to hold
them in place.
You will use a 1/8" drill bit to
enlarge the two holes in each skid.
The 1-1/2" machine screws are
inserted through the platforms,
booms, and then through the holes in
the skids. This makes for a very secure
The skid set is
required, but you
can use any 1/4"
diameter rod for
the skid pipe.
While the skid
You have a choice between three
electronic speed controls which are
shown in Figure 5:
• Turnigy Plush 18 amp HK#
You have a choice between two
• Turnigy Aerodrive SK3 - 2826
46 SERVO 12.2012
You can purchase these
from both the Hobby King US or
international Hobby King warehouse.
The motors are nearly identical. I
am only listing both in case one or the
other is out of stock. Of all the
Turnigy motors, the SK3 series shown
in Figure 6 are some of the best. You
will need four motors.
I will also be adding additional
motor options on the Kronos Flyer
web page after I do additional testing.
You can use 8040 or 8045 slow
fly props on the Kronos Flyer. The
props shown in Figure 7 come in a
four prop package. You get two
lefthanded and two righthanded
blades which is exactly what you need
for our Flyer.