... to 138mm I'm Brank, export manager of China largest supplier of steel profiles (track,stud, furring channel, Omega, wall angle,UD,CD ... ,UW,CW) from China. Two of our plants have ... can customerize the product according your drawing and requirement. STEEL TRACK & STUD 41mm, 50mm, 63m, 70mm, 75mm, 92mm, 118mm, 138mm. FURRING ...