Prevue Pet Products Large Wood Platform for Small Animal Cages 3201 is an all-natural wood platform designed to give small animals a place to sit play climb or rest. The platform satisfies small animals natural instincts to be above ground level for eating and sleeping. Our large platform is ideal for active small pets including ferrets guinea pigs rabbits and similar-sized small animals. It fits most cages with horizontal bar spacing and attaches with included wing nuts. Prevue Pet Products Large Wood Platform 3201 measures 12 inches long 8 inches wide and 3-1/4 inch high at the back.