Fridge bars are necessary. Perhaps not right now but as you go along and add and remove food stuf to the fridge you will most likely want a bar to hold things in place.
However, fridge bats will not hold everything. A whole watermelon is an example.
Trust me on that one.
Paul, Kathy, and Tux a 4 month Mini Schnauzer
2014 Tiffin Phaeton 42 LH, 2013 Honda CRV
"When the time comes to look back, make sure you'll like what you see"