... roller bearing RB, RE, RU, CRB,CRBC, CRBH, CRBF, XSU, SX, YRT rotary bearings,cross tapered roller bearingJXR, XR,trust cylindrical ... roller bearing RB, RE, RU, CRB,CRBC, CRBH, CRBF, XSU, SX, YRT rotary bearings,cross tapered roller bearingJXR, XR,trust cylindrical ... series/ XSU series/XU series ( Integrated inner/outer ring type) .SX series( Separable outer ring, type for inner ring rotation)CRB ...