BMW rotating disc with bearings, spring disc, thread

The subject of the sale is a set (2 pcs.) of rotating, ball-bearing plates for threaded suspension. The use of this solution ensures free rotation of the springs and prevents them from jumping and often eliminates the problem of a sticking steering wheel. The set includes reducing sleeves, which makes it even more universal and fits most suspensions. 2x sleeves in the set with diameters M12 and M14 (part mounting on the shock absorber piston rod) minimum internal diameter maximum external diameter 90 mm maximum diameter of the piston rod (below the part assembly)The product is made of structural steel, based on a thrust bearing, galvanized. BELOW ARE EXAMPLE PHOTOS OF A COMPLEX PRODUCT WITH CAMBER PLATES