90 Degree Aluminum Angle Stock 6061, Material Aluminum, Material Grade 6061, Inside Leg Length 5 5/8 in, Outside Leg Length 6 in, Leg Thickness 3/8 in, Overall Length 4 ft, Brinell Hardness 95, Mechanical Finish Mill, Temper T6, Heat Treatable Yes, Angle 90 Degrees , Heat Treatment Tempered, Tensile Strength 45,000 psi, Yield Strength 40,000 psi, Appearance Plain, Leg Length 6 in, Leg Length Tolerance +/-0.044 in, Leg Thickness Tolerance +/-0.008 in