Motionnine or Motion9 as they are also know have dropped their Canon 5D Mark III camera cage called the CUBE 5D3.
Motionnine have also dropped the price on introduction from $650 to $552.50.
Carved out of a single piece of aluminum the Cube 5D3 also features:
Precise ergonomic design
Unlimited usage of mode buttons, memory & battery cartridges and hot shoe
Quick-release, Nato rails for top handle and cable clamp
For more: Motionnine.