cylindrical roller bearings 1.High precision and speed 2.long life and low price 3.good quality 4.timely delivery Cylindrical roller bearings1.Specificaiton1).Material:Gcr15 2).competive price 3).market:Mid East,Africa,South America 4).long life,low noise2.1. saeling form: OPEN,Z,ZZ,RS,2RS,2RZ2. bearing type:ball bearings3. Cage(Retainer):Brass cage,nylon cage,steel cage4. Quality level:Reach the ...