... ,50*4mm,50*5mm Inclined tube (diameter * thickness) 30 * 2mm,25*2mm Single length: 1m, 2m, 3m, 4m,and so on ... frame, round frame, arc frame Color: Optional. Connection: screw or bolt,spigot Canopy:sun canopy ,rain canopy. no canopyCertification:CE, TUV ... up and remove and moveable many side spigot truss connection,bolt truss connection,