PBC Linear LSRM16PD 0600 SL Pre Drilled Low Profile Linear Shaft Support Rail, Steel, 16 mm Shaft Dia, 600 mm Lg 48065 Tarp Strength Standard Duty Tarp Strength Standard Duty Lined Bearings Finish Polished Type Solid Shaft System of Measurement Inch Surface Roughness 8 uin Operating Temperature Maximum 400 Degrees F End Type Plain Ends Surface Hardness Minimum 50 HRC Roughness 8 12 uin RMS Weight Per Inch 0 Material Steel Finish Unfinished Mounting Hole Center to Center 150 mm For Use With Linear Shafting System of Measurement Metric Rail End to Hole 75 mm Support Rail Material Steel Shaft Material Grade 1018 Support Rail Material Grade 1018 Support Rail Drilling Undrilled Standards ISO Product Type Low Support Rail Shaft Material Carbon Steel Series LSRMPD Profile Type Low Profile Mounting Surface to Shaft Center 17 Mounting Hole Center to Center 150 mm