Series 69 - wheels are made of special heat-resistant fibers - an alternative to the 70th series on bad floors, do not "dub" when heated, the operating temperature range is -70 + 280 ° C degrees. Features - does not crumble. do not make noise. Wheels of this series can be equipped with a bracket of the type: "standart" or "profi", depending on the intensity of exploitation.
