Nothing new.. but didn't buy it just a bolt,cotter pin and few tools...
Did this many years ago on trailers and now with back screwed up I actually use it... Always thought how damn lazy if you can't raise and lower it by hand, you are being a... well
But yes saves my back so..
Is it smart or lazy..lol
All the way in 10 seconds ..one way
https://photos.app.goo.gl/QgR74QvwctfH5r7B9
Michael