Attributes . 30MM Bore; 35MM Base to Center Height; 68MM Nominal Bolt Center Across Shaft; 4 Bolt Pillow Block; Aluminum Housing; Plain; 68MM Length Thru Bore; 6.8MM Mounting Hole Diam; Relubricatable; PABO3068PPAS; 2 Seals; Non-Adjustable; No Self Aligning . Names