Aquarium Ponds 16mm Inlet Dia Metal Mesh Water Filter Tube Silver Tone Product Name : Aquarium Filter Tube;Material : Metal, Plastic Total Size : 8.5 x 3cm/ 3.3" x 1.2"(L*D);Centering Hole Dia : 16mm/ 0.63" Color : Black, Silver Tone Weight : 10g Package Content : 1 x Aquarium Filter Tube