1. Product Overview LES 208 2F is a large-size metric spherical outer insert ball bearing equipped with bilateral 2F composite labyrinth sealing assembly and dual symmetric M6 set screws on full extended double-side inner ring. Its exclusive two-stage 2F sealing unit consists of outer metal anti-mud flinger and inner NBR rubber contact lip, forming dual barrier to intercept heavy farm mud, crop straw, coarse industrial dust and splashing cooling water. The spherical outer