6808LLU 40x52x7 Sealed Ball Bearing6808LLU Sealed Ball Bearing 40mm x 52mm x 7mm 6808LLU Bearing, categorized as slim section, double sealed, radial, deep groove ball bearing, 6808LLU bearing is made from Chrome Steel with chrome steel balls and steel cage, 6808LLU bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 6808LLU bearing is sealed and self lubricated with grease. The 6808LLU inner diameter is 40mm, the 6808LLU outer diameter is