High quality 1" square pillow block bearing. Housing is cast iron with a grease zerk for re-lubing the bearing. Heavy duty disc bearing with tripple lip seals.

Diminisions:
Bore: 1" Square
Bolt hole to bolt hole: 5.354 in. (136mm)
Overall length: 7.25 in. (184mm)
Shaft height: 1.937 in. (49.2mm)
Overall height: 3.858 in. (98mm)
Bolt hole: .669 in. (17mm)