Pair Of Trailer Bearing Repair Kits For 1-1/16 Inch Straight Spindles Kit Includes : (4) L-44649 Bearings - 1-1/16 Inch Inside Dimension (4) - L-44610 Races - 1.98 Inch Outside Dimension (2) - Grease Seals - 1.98 Outside Dimension / 1.50 Inside Dimension Dust Cap - 1.986 Inch Diameter - 1.16 Inch Depth Perfect for those on the road repairs!