High quality 1-5/8" pillow block bearing. The bearing has a wide inner ring with a eccentric locking collar (cam lock) for attaching to the shaft. Housing is cast iron with a grease zerk for re-lubing the bearing.

Diminisions:
Bore: 1-5/8"
Bolt hole to bolt hole: 5.748 in. (146mm)
Overall length: 7.519 in. (191mm)
Shaft height: 2.063 in. (52.4mm)
Overall height: 4.133 in. (105mm)
Bolt hole: .551 in. (14mm)