High quality 1-7/8" 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: 1-7/8"
Bolt hole to bolt hole: 4 in. (101.6mm)
Overall length: 5.5 in. (139.7mm)
Shaft height: 2.25 in. (57.15mm)
Overall height: 4.625 in. (117.475mm)
Bolt Size: 5/8" Thread 11TPI Depth 7/8"