... speed 4.competitive price, best qualityJoint bearing feature:Type: rod end joint bearingModel: SL-ES Material: bearing steel, carbon steel, stainless ... type of other types of the joint bearings and fixed-end joint bearings, etc. 4. Brand :SKF, KOYO, FAG, TIMKEN, NSK ... . And so on. 5. number of row : single row of double row 6. material :chrome steel ,stainless steel ...