Aluminum Round Tube, Aluminum, 6061, T6, Round, 6 in Overall Length, Length Tolerance +/-0.5 in, Outside Diameter 2 3/4 in, Outside Diameter Tolerance +/-0.015 in, Inside Diameter 2.25 in, 0.25 in Wall Thickness, Wall Thickness Tolerance +/-0.011 in, Fabrication Extruded, Heat Treatable Heat Treatable, Mechanical Finish Mill, Yield Strength 40,000 psi, Tensile Strength 45,000 psi, 95 BHN Brinell Hardness, 60 HRB Rockwell Hardness