Aluminum Truss >> Quatro 390 Truss >> C39-Base1100, 3 aspect Steel Base. (多孔位-390立柱底板)
1100x1100mm含榫頭/帶提把/方型鐵質大底板。 +/-12mm鍍鋅板.榫孔:中間,側面,角落。( 9個孔位.)
