In the production of construction or repair work is necessary to use the platform and the supporting part to them — goats. However, the latter is usually calculated at a certain fixed height, and work on them is not always convenient.
I use them instead of the two step-ladders. Changing the location of the platform on the steps, adjust the height as needed.
Recommend to read
SUITCASE-TRAILER
You are going on vacation? Certainly your companion will be a heavy suitcase. Just to carry this heavy hand is not necessary. Miniature two-wheeled cart will turn it into a kind of...
ETERNAL LOOP
Metal soda cans and many canned goods now opened thanks to the special loop-shaped handle on the lid. And if the capacity is usually just thrown away, then the loop is easy to find...
