UC20620D768Y1 FYH Mounted Hybird Bearing Insert 1 1/4" x 2 7/16" x 1 13/16" inch UC20620D768Y1 Mounted FYH Bearing, Bearing inner diameter is 1 1/4" inch, Bearing outer diameter is 2 7/16" inch, Bearing width diameter is 1 13/16" inch.