There are small hand-cranked ones commercially available:
https://www.amazon.com/dp/B07FTVRV6P/
Haven’t looked, but I’d be surprised if there weren’t bike-powered designs on the web.
There are small hand-cranked ones commercially available:
https://www.amazon.com/dp/B07FTVRV6P/
Haven’t looked, but I’d be surprised if there weren’t bike-powered designs on the web.
I couldn't imagine hand cranking a wash - cycling seems so much easier, it must be a thing already!