The sport bleacher bracket is made of high-quality standard steel parts. The surface of the high-precision stamping mold is phosphated and electrostatic sprayed. It has strong corrosion resistance and ensures rust. The sport outdoor bleacher armrest is made of high-quality international standard steel parts, the surface is rust-removed and sprayed, and the appearance is generous. The modular design of outdoor bleacher makes installation and maintenance simple. It can be divided into single layer and multiple layers, and can be set with awnings, which is widely used in various outdoor venues.