6202LLU Sealed Ball Bearing, 6202LLU is electric motor Quality, Bearing inner diameter is 15mm, Bearing outer diameter is 35mm and Bearing width is 11mm, 6202LLU is made of Chrome Steel, each 6202LLU bearing has 2 built-in Rubber Seals to protect the bearing from dust or any possible contamination, also the 6202LLU bearing is pre-lubricated with grease.