Aluminum U-Channel 6063, Aluminum, 6063, T52, U-Channel, U-Channel Profile Type Architectural, 12 in Overall Length, 2 in Outside Leg Length, Leg Thickness 0.125 in, Leg Inside Corner Shape Square, Fabrication Extruded, Heat Treatable Yes, Mechanical Finish Mill, Yield Strength 31,000 psi, Tensile Strength 35,000 psi, 73 Brinell Hardness, Includes Material Certificate Yes, Base Thickness 0.125 in, Outside Base Width 1 in, Profile 21786_12_0 - U-Channel, System of Measurement Inch