Linear Shaft - Ceramic Coated Aluminum CC32-016.000-SL Diameter: 2" Length: 16"Solid Linear Shaft of Ceramic Coated Aluminum, 2" diameter, 16" length. This feather weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. Its crafted exclusively for plain bearings like Simplicity self lubricating linear bearings, not for linear ball bearings nor roller bearings. Neither drilled nor tapped Pre drilled shafts