Aar Approved Cartridge Tapered Roller Bearing Class K (6 1/2 X9 ) Complete (Double Cup, Cones, Rollers, Cage, Spacer, Seal Wear Ring/Bore Clip/Distance Ring, Grease Seals, Grease,Backing Ring And End Caps Etc), For Use On Freight Stock To Rdso Spec No.Ab/Rb 41 2016, Rev 1 Along With 1) Locking Plate To Rdso.Drg.No. Wd 06085 S 02, Alt.1 2) Axle End Caps Screws For End Holes Of Axles To Rdso Drawing No.Wd 18016 S 01, Item No.2 Alt 2 3) Narrow Jaw Adapter With Lug To Rdso Drawing No. Wd 1502