材質:AL6061
孔徑：19mm
壁厚: 1.2mm
總長度:1800mm
延展長度：2100mm
單節長度：600mm
每套成品包含2根，每套重量910克
Material: AL6061
Aperture: 19mm
Wall thickness: 1.2mm
Total length: 1800mm
Extended length: 2100mm
Single section length: 600mm
Each set contains 2 pieces, each set weighs 910 grams
