National Center Support Bearing - HB88555 Part #: HB88555 Line: BCA National Center Support Bearing 3 Year Limited Warranty Material: Steel Hardware Included: No Bracket Included: No Number Of Mounting Holes: 2 Dust Cover Included: No Mounting Hole Center To Center (in): 7.490 Inch Bearing/Cone Inside Diameter (in): 1.181 Inch Bearing/Cone Inside Diameter (mm): 30mm Mounting Hole Center To Center (mm): 190.1mm Show More Show Less