http://drgreenlawmachining.com/

Give these a look, for close to the same money you might as well start off with what will serve you forever. The protector bags will fit and work with this rest.
I bought one and found this company to be very easy to talk too and work with. Delivery was actually a little over a week early and cost was $450 delivered to my door( 2 years ago). He will even customize it to your wants or needs. You will have to call him to order and discuss any changes or discriptions of what you want.