... , one is Square Tube Beam with 80*40*1.5mm, 100*50*1.5(or 2.0) mm and 120*60*(or 2.0 ... ) mm. Another is double C shape beam, with size ... .2(or 1.5) mm, 85*40*1.5mm, 105*40*1.5mm, 125*40*1.5mm, 125*45*1.5mm, 145*45*1.5(or 2.0) mm. We will ... choose one according to your storage situation.5 ...