The satin finish 4900 line of stainess steel washroom accessories are fabricated from type 304 series stainless steel with a #4 satin finish. The 4900 line has a square flange style. The post, flange and mounting bracket are welded to form an integral unit, which is mounted to the wall bracket using a set screw. These commercial-quality washroom accessories are ideal for hotel, hospital, office building, and other heavy-use requirements.