High quality 1-1/2" tapped base pillow block bearing. The bearing has a wide inner ring with two set screws for attaching to the shaft. Housing is cast iron with a grease zerk for re-lubing the bearing.

Diminisions:
Bore: 1-1/2"
Bolt hole to bolt hole: 3.5 in. (88.9mm)
Overall length: 4.625 in. (117.47mm)
Shaft height: 1.937 in. (49.21mm)
Overall height: 3.937 in. (100mm)
Bolt Size: 1/2" Thread 13TPI Depth 3/4"