80g spangle galvanized steel track and stud used for gypsum drywall ... manager of China largest supplier of steel profiles (track,stud, furring channel, Omega, wall angle,UD, ... we apply the most strict quality control system, three steps inner inspection. We export monthly about 150 ... can customerize the product according your drawing and requirement. STEEL TRACK & STUD 41mm, 50mm, 63m, 70mm, 75mm, 92mm ...