Features: 1)Material:stainless steel or steel 2)Surface do:dull or mirror polishing 3)Used for railing,banister 4)Suitable for 50.8mm ,43mm pipe or as your demand. 5)Foundry,CNC department,Hand polish factory are available in Tousin Company. Our products including Railing bracket,Adjustable elbow,T joint,Flange,End cap,Glass clamp etc.We'd like to send the whole catalog with detailed specification for your reference according to your contact.Thanks! Contact Sweety zhang