They provide additional cooling of the radiator and lubrication of the sklizoy suspension when driving on ice or dense snow. An ideal accessory that prevents engine overheating and wear of the slides. Universal fasteners are included in the set. They are not designed to be driven in reverse and when braking by skidding, the springs may bend or break. The scrapers are made of springy steel (a rod with a diameter of 6 mm.). The kit includes galvanized fasteners M8. When installing, it must be taken into account that the pressure of the cutting part of the spring on the ice should be from 3 to 5 kg., which is necessary and sufficient to ensure the correct operation of the product. Increasing the load may cause the spring to break. For installation on some models of snowmobiles, it is necessary to drill mounting holes in the metal runners of the caterpillar. If the scrapers are not needed, it is enough to simply move them to a fixed position on the rails of the rear suspension of the snowmobile. Equipment Scrapers, fasteners.