The NILOS rings 16004 AV from Nilos are the perfect solution to effectively seal your deep groove ball bearing. With an inner diameter of 20 mm, an outer diameter of 37.8 mm, and a width of 2 mm, they fit perfectly with your bearing. Made of galvanized special strip steel and weighing only 0.002 kg, they impress with their high quality and durability. The design of the rings is externally sealing, providing additional protection against contamination and moisture. Get the NILOS rings 16004 AV today and optimize the performance of your roller bearings!