... gypsum drywall suspened ceiling, 75x25mm I'm Brank, export manager of China largest supplier of steel profiles (track,stud, furring channel, Omega ... customerize the product according your drawing and requirement. STEEL TRACK & STUD 41mm, 50mm, 63m, 70mm, 75mm, 92mm, 118mm, 138mm. FURRING SYSTEM ...