PP(Polypropylene) tube, PP extrusion profile; Size: 48.5mm OD, 46.7mm ID; We can provide custom made plastic extrusion produc 1. PP(Polypropylene) tube, PP extrusion profile;2. Size: 48.5mm OD, 46.7mm ID;3. We can provide custom made plastic extrusion products as your requirements. PP tube