... suspension surface treatment: hot dipped galvanized Quality:CE certificate top cross rail of ceiling suspensionsurface treatment: hot dipped galvanizedQuality:CE certificateOur ... suspended ceiling system , including drywall stud & track, ceiling main & cross tee, wall angle, main-channel, furring channel, Accessories etc. Our ... 30Stud 51*33.5*35.5,64*33.5*35.5, 76*33.5*35.5, 92*33.5*35.5, 150*33.5*35 ...