GTJA 204 provide with 2 fiber cable in-out round ports and the cable diameter is from Dia.7-18. It can be used in wall-mounting, underground, and direct buried application. This product is made from the high-quality PC and with the mechanical sealing structure filled with the sealing material. The external component and fastening piece are all made form the high-quality stainless steel. It can be opened after sealing and can be reused without changing sealing material.