Common cause of puncture welcomer — acting limit switches rim spokes. A protective ring belts rubber, mounted on rims of plants-izgotovitelej, a little stretchy, but over time, harden and break.
A reliable replacement could be the same ring from an old inner tube from the “Lada”. They are cut on either side of the large diameter of the camera — it turns out two great strips with a width of 17 mm.
Recommend to read
THE INSTRUMENTAL IMPROVISATION
Every GameSpy master keeps his tools in different ways. Most often just keep them in an old suitcase or a crate of parcels in a closet or in the attic, folded haphazardly. Here is a...
GREENHOUSE BIOFUEL
The greenhouse is hardly surprising. As in the days of V. dal, compiler of dictionary of the living great Russian, it's all familiar "hothouse without the furnace; dug-in srubar, a box...