Hi Kristy. ProSelect is definitely the most heavy duty of them all (but as you noted, VERY expensive). Have you tried this style of heavy duty crate before? If so, you might be able to get away trying a less expensive model like the SmithBuilt. Unfortunately, there are always some dogs who can break out, so really hard to say. Your best bet is the ProSelect, but I know I myself would probably try some of the other models first if I never tried any kind of heavy-duty style crate before.
I have a rat terrier puppy and wanted to find a quality and reasonably priced kennel for her to begin her crate training, and for use for travel when we make our frequent road trips to visit extended family. Our puppy is expected to be approximately 35lbs, so I purchased the MEDIUM size because I wanted a crate that would also be able ... full review