Wheels series 50 “Economy” on yellow polyurethane / aluminum rim, designed to move medium and large loads weighing. TV 92 Shore A, Temperature range -20 + 70C. WHEEL DISK aluminum, TUBE polyurethane of yellow (orange or red) color. The method of connecting the tire to the disc is hot gluing, completely eliminates the peeling of the tire from the wheel rim. They are used for the transportation of goods, mainly indoors, on flat types of surface. Leave no trace. Low noise, low rolling resistance. They are mainly used in mechanical engineering, glass industry. They have increased resistance to abrasion and high cut resistance. Gentle to the floor surface. The wheel axle has two pressed-in ball bearings.