In addition, according to the type of load, they are available with one row of balls, two rows of balls and one row of rollers. The materials are available according to the requirements of and in line with the required market standards. La Leonessa Brevini is synonymous with products suited to rotation, from the most simple to the most rigorous. We produce different types of industrial slewing rings (whit rollers or balls) with external and internal gear or without gear and with diameters up to 4 meters. We have always been the worldwide leaders for this product. We are also able to provide rotation units in the three dimensions. LEONESSA BREVINI YANCHENG Leonessa Brevini Yancheng is our new joint-venture in China: the plant is in Yancheng, 300 km north of Shanghai. The industrial operations cover a surface area of 37,000 square meters. We produce bearings between 400 and 4000 mm in diameter, based on our excellent know-how in the wind energy sector and in the marine industry.