Do you mean a compost tumbler? Something like: https://www.gardeners.com/buy/extra-large-compost-tumbler/36-662.html https://www.gardeners.com/buy/extra-large-

Do you mean a compost tumbler? Something like: https://www.gardeners.com/buy/extra-large-compost-tumbler/36-662.html https://www.gardeners.com/buy/extra-large-compost-tumbler/36... These are easy enough to hand crank and you don't need to tumble them a great deal each time. Maybe if you had a hobby farm and many such tumblers, adding some sort of pedal drive you could temporarily attach to each tumbler might make sense.