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Looks good and I'm sure it will work, but I've been using the A-Maze-N Smoker in my large and it works great for cheese and cold smoked meats with little effort. The best thing is you don't need the hose and the second cooker. The cool temps here are perfect for doing cheese right now.
As an owner of every size but the XXL and medium, BGE missed the boat on the mini max IMO. I know several people that have bought Jr. Joe's because they were tired of waiting and tailgating season is here. They should have released the mini max right after they started displaying it in the shows.