... treatment:galvanized,painted,colour self tube size 42.7* Steel Step Ladder Scaffolding System :size is1524.mm*1524mm.surface treatment:galvanized,painted ... for exterior wall masonry .Information about Ladder Frame Scaffolding:1.Ladder frame scaffolding include two ladder frames,two pairs of cross bars ... price and excellent quality.Welcome to your enquiry. Steel Step Ladder Scaffolding System