Sealed (2RS1) bearings are fitted with two synthetic rubber seals to prevent leakage of lubricant and entry of dust, water and other harmful material.
Deep Groove Metric Ball Bearings - Sealed SKF sealed deep groove ball bearings are versatile ball bearings that suit high and very high speeds, they will accommodate both radial load and axial load in both directions. The ball bearings need very little maintenance. SKF deep groove ball bearings come in a range of different sizes. This range is single row ball bearings. More info
Deep Groove Metric Ball Bearings - Sealed SKF sealed deep groove ball bearings are versatile ball bearings that suit high and very high speeds, they will accommodate both radial load and axial load in both directions. The ball bearings need very little maintenance. SKF deep groove ball bearings come in a range of different sizes. This range is single row ball bearings.