4-Pack 6001-2RS Bearings 12x28x8mm Ball Bearings - Sealed 6001RS6001 2RS Ball Bearings Pack of 4 Rubber Sealed 12mm ID x 28mm OD x 8mm Wide High speed, compact bearings with sealed protection This 4 pack of 6001 2RS deep groove ball bearings is ideal for light to moderate load applications in mechanical, industrial, and commercial systems. Made from high strength chrome steel and sealed on both sides with rubber, these bearings resist dust and moisture while spinning quietly at speeds up to 18,000 RPM. Pre