Rust-free sheet-metal ladder rung for ladders with their own structures has two side spars for hunting devices and for ladders to assist in setting up a structure

摘要

A ladder rung with an irregular U-shape has three sides with a treading surface (1), a frontage (2) and a rear surface. On both ends of the frontage there are cover plates with several holes. On both ends of the treading surface there are 90[deg]-offset tongues (5) with holes (7) for fastening on a ladder's spar.