ALIER BEARING GROUP has years of selling experiences on high quality of NTN 6004-2RS bearings.For decades, we supply best NTN 6004-2RS bearings to the clients around the world .NTN 6004-2RS bearings are widely used in many domains of precision machinery .The technology of NTN 6004-2RS bearings has achieved the precision of the nanometer unit size ,which is high-end in the world.It was expect precision in the past, but now NTN 6004-2RS bearings has started to use in various fields ,orbit satellite, aviation, railway and automobile, papermaking equipment, office equipment and food machinery industries etc.