Tapered Roller Bearings LM102949/11 LM102911 / LM102949 One Bearing Single-row tapered roller bearings (cone and cup), able to carry radial and axial load in one direction simultaneously, this is a popular size that could be used in many application that uses this size 1.7812" x 2.8910" x 0.8437" . Bearings are made of Chrome Steel .