Before you set out to buy you truck train horns to install in a personal car, look at your local ordinances to make that it is allowed. If it is legal to own a train horn, then you may desire to consider the dB sums of the horn and you shouldn't of the horn may suit your truck mounted crane manufacturers ideal. Standard train horns produce about 170dB of sound.
Another way to fix a dent or dimple is to make a small hole into the middle on the dent which usually insert a pulling tool through the dent. In the event it is in place, just pull the tool and the dent will pop out side. When the dent is popped out, tub hole that was made can be covered with filler and thus can be sanded on paper. For finishing, use a little edit paint.
Regardless of whether training machines . a high quality rack probably more lightweight model, be sure to buy a rust resistant rack. If you do not choose a rust resistant model, then expect furthermore your truck rack and your truck too to show signs of rust.