Cylindrical roller bearing 1.Cage type:N,NN,NU,NJ,NNF,NJ,NUP,NCF 2.Material:chrom steel 1.High quality and good service 2.Less friction and low noise 3.Competitve price 4.singlle5.Ability to carry heavy loads6.Less coefficient of friction7.High limiting speed SKF Cylindrical Roller Bearings