... ,Standard in Australia,size30*30,25*25,20*20thickness:0.2-0.5mm, 90°External Corner bead, galvanized metal corner bead .Standard in ... installation,Galvanized 50-275g,Size30*30,25*25,20*20MMThickness:0.2-0.5mmpackaging:paper box,50pcs/box stopping angle bead: PART ... *16*0.43000P01- L shapeExternal Angle 9030*30*0.42400/2700/3000/3600P50- Z shapeShadowline stopping angle10*10*30*0.43000 90 External Corner ...