cylindrical roller bearing 1.Material:Gcr15 2.competive price 3. ... 35days after confirming P/O6.Feature:low voice,high speed,long life7. Application:home appliances.low noise and ... high speed electric motors,auotomotive components,pups,machinery,Bicycle8. ... N,NF,NJ,NU,NPNn 30-260 K,/W33,K/W33NNU 10-280 K,/W33,K/W33 skf Cylindrical Roller bearing