Pet Products Small Wood Platform for Small NAXA Cages 3200 is an all-natural wood platform designed to give small NAXAs a place to sit, play, climb or rest. The platform satisfies small NAXAs' natural instincts to be above ground level for eating and sleeping. Our small platform is ideal for active small pets including rats, chinchillas and similar-sized small NAXAs. It fits most cages with horizontal bar spacing and attaches with included wing nuts. Prevue Pet Products Small Wood Platform 3200 measures 8 inches long, 6 inches wide and 3-1/4 inch high at the back.