[Form Check] Low-Bar Squat 280lbsX5

H: 6"1 W: About 183lbs 1RM is untested

[video](http://youtu.be/uAowTmhkRzI?t=43s)

Looked like I was a little shallow so I did another set of 3 and tried to drop down a bit more.

[video 2](http://youtu.be/bGYow39_iAI?t=30s)

Though watching it again it looks like I did the same thing still.

Anyway any pointers are greatly appreciated!