And here is another one at $53 from banggood, I have ordered many times from them, never a problem.
http://www.banggood.com/Waterproof-...ntom-3-Phantom-12-Vision-Vision-p-980208.html
Don't buy that backpack .. it's junk!
After 3 times on the shoulder:
The motor shaft housing are not correct height .... (Phantom 2 ??? I guessssss!!!)