... , yoke type track rollers Full complement needle roller type NUTR :Rolling body guiding,yoke type ... complete unit,the sealing cage,together with the thrust retaining ring form an efficient gap sealing. ... of NATR,NATV,NUTR bearings is h12.Center adjustabilityThe yoke type track roller with diameter of cylindrical ... the life of the bearing. Roller bearings /Cam follower RSTO,STO ,NATR,NATV,NUTR....