(hot) sonix 3dx hdx factory new 450 SX head and tail 
combo head and tail is unassembled, head use new 4mm featehr shaft too .

head tail parts and heli installing some pic for reference check link below:

http://www.cnchelicopter.com/10062008/

head need to assemble: check link below, reference our 450 head installing way:

http://www.xmseller.com/4pdf/3dx450v4head.pdf

check some reference installing pic as following::

http://www.cnchelicopter.com/10302008/

E-mail a friend about this item.