Crawler tractor in the same way as a conventional wheeled tractor suffer from crop residues krupnozernovaya crops (sunflower, corn, etc.) that reduces the service life of the tracks.
To extend the life of the caterpillars, the company AVERS-agro invented a special linkage from stubble to crawler tractors - protection system Guard Tire.
Very simple and ffective in operation and requires little effort to install.