Sealmaster MPD-43 Pillow Block Ball Bearing, Non-Expansion Type, Medium-Duty, Regreasable, Double Setscrew Locking Collars, Felt Seals, Cast Iron Housing, 2-11/16" Bore, 3-1/2" Base to Center Height, 9" Bolt Hole Spacing Width, &plusmn;2 degrees Misalignment Angle