Now on that twenty feet long, now I'm up about say, you can say anything like about fifteen feet up in the  in the air, might be less than that and then you got twenty feet up like that, well then there used to be wire and used to have a big wheel in top, which you couldn't go over the top and  with a wire, then I used to have a sling chain, my main hook and that was thirteen foot long and you take th that and on, on working on top of the lorry, see you got to be so careful and there's men working on that lorry as well, course I broke the  wheel.