болт фермы

Size: 300MM*300MMMain Tube: 50*3MMBrace Tube: 20*2MM Material: Aluminum 6061T6 There is a common character of this series : the connected by the bolt, which is faster and more convenient. This truss is very normal used in western country. There are many kinds truss in our company: according to the shape of the product, there is ladder truss; triangle truss; square truss; Arc truss; there are 4mm 3mm 2mm according to the truss main tube thickness. This time we just give your some normally size and other size we also can make. We have the high technique welder, engineer and the best service, we will give you the best quality and pretty products.