... drawing and requirement.STEEL TRACK & STUD 41mm, 50mm, 63m, 70mm, 75mm, 92mm, 118mm, 138mm.FURRING SYSTEM 35x22mm, 35x16mm.WALL ANGLE 23mm ... , 25mm, 28mm, 32mm.CD & UD SYSTEM 60*27, 27* 28mm,many more size ... , agent, or other flexible cooperation.Sincerely Brank galvanized steel stud 75mm