Aluminum Angle, Material Aluminum, Material Grade 6061, Inside Leg Length 3 3/4 in, Outside Leg Length 3 3/4 in, Leg Thickness 1/4 in, Overall Length 4 ft, Brinell Hardness 95 BHN, Mechanical Finish Mill, Temper T6, Heat Treatable Heat Treatable, Angle 90 Degrees , Heat Treatment Tempered, Tensile Strength 45,000 psi, Yield Strength 40,000 psi, Leg Edge Shape Round, Appearance Plain, Includes Material Certificate No Certificates Included, Leg Length 4 in, Leg Length Tolerance +/-0.034 in