• Bore / Inside Diameter: 2.5 inches (63.5 mm)
• Outside Diameter: 4.331 inches (110 mm)
• Outer Race Width: 1.75 inches (44.45 mm)
• Length Through Bore: 3.5 inches (88.9 mm)
• Shaft Locking Method: Concentric collar / single set-screw collar locking