Can someone tell me if i am missing something or if there is just a $70 price difference for the Same Trex450SEv2 Silver kit/combo?[&:]

Heliproz.com- http://www.heliproz.com/prodinfo.asp?number=335001 $359.00 .........(CHEAPEST I'VE FOUND SO FAR)

and

Helidirect.com http://www.helidirect.com/product_in...oducts_id=3701 $429.00



just want to make sure im not missing something.

ALSO WHAT TOOLS AND THINGS WILL I NEED FOR ASSEMBLY?

THANKS FOR ALL YOUR HELP