good price good quality Structure Spherical Outside Diameter 780 Model Number 230 /530CAW33 or others Precision Rating p6 P0 Seals Type NO Number of RowDouble Row Place of OriginLiaoning, China (Mainland) Model Number230,240,222,223,232,223,231,241 OriginWafangdian MaterialGCr15SiMn Inner Package:Normal wrap or As requirment Outer PackagePallet or As requirement GradeP0,P6,P5,P4 ID80MM-2500MM