http:https://formworkchina.com/flex-slab-formwork-system/Zolo SB50 Height Adjustable Steel Beam Wall&Column System Formwork is one type of height adjustable formwork system which can suitable for different floor height . This is a real single time purchase, multi time usage products. SB50 Wall&Column System Components List1Vertical Beam 2.6-3.0m2Vertical Beam 2.2-2.6m3 Cross Beam 2.44Cross Beam 2.15Cross Beam 1.86Cross Beam 1.57Cross Beam &Connector 1.28Cross Beam &Connector 0.99Cross Beam 0.610Inner/Outer Corner 0.3*0.311Beam J Fastener12Tie Rod & Nut