it's frame system,can be used in small building and ... scaffolding systems ,such as cuplock,layher,plettac,ringlock,kwik-stage,frame,guardrails and accessories,couplers, formworks, barriers, walk platforms, ... 60 countries in Europe,North America,South America,Southeast Asia,and Africa. so this kind of frame scaffolding,it's ... in painting,hot dipped,electro galvanized,powerd coating! frame scaffolding