Lingtong Knuckle joint fabric extrusion W3013 is used for making hexahedron fabric frame. The Knuckle joint fabric extrusion can be used for multiple applications: trade shows; propaganda; poster; decoration; ceiling in exhibitions and events, etc. The installation method of picture is sewing the fabric with silicon strip and insert into the frame. The width of fabric frame after the application is 16mm.The main material is aluminium. The size of Knuckle Joint Fabric Extrusion W3013 is 30.78*32.97mm. The weight is 0.700kg/m.