High quality pressed steel 1-1/8" two bolt flange bearing. The bearing has a narrow inner ring with two set screws for attaching to the shaft. Bearing is pre-filled with grease.  

Diminisions:
Bore: 1-1/8"
Bolt hole to bolt hole: 3.56 in. (90.5mm)
Overall length: 4.44 in. (113mm)
Bolt hole: .413 in. (10.5mm)