... Plank: Used for different kinds of scaffolding system, connect with round tube. Model No: RS-SP730/1090 ... /1400/1570/2070/2570/3070/4140Model Name: Scaffolding System-Steel PlankFeatures:1) Dimensions (Lx W ): 730x 320mm, 1090x320mm ... , 1400x320mm,1570x320mm, 2070x320mm, 2570x320mm, 3070x320mm,4140x320mm2) Made of steel channel and 2mm thickness steel plate3) Weight: 6.0 ...