Description: Multi-functional pattern nozzle head for submersible water pumps. Replacement nozzles head allow you to choose fountain water patterns. Wide use at Aquarium, tank and small pond pool. Nozzle heads should be cleaned regularly to prevent blockage. Made of high quality plastic, durable to use. Specification: Material: Plastic Color:Black Size Chart: Size S Pipe Size(LxDia): 19.5x1.4cm/7.68x0.55inch, Cone Pipe Size(Hx Big Dia. x Small Dia):8.5x3.3x2.2cm/3.35x1.3x0.87inch, Nozzle Size:(DiaxH):1.7x3.5cm/0.67x1.38inch Size L Pipe Length:26-40cm/ 10.24-7.87inch, Big Diameter:2.3cm/0.91inch,Small Diameter:1.9cm/0.75inch Cone Pipe Size(Hx Big Dia. x Small Dia):16.5x6x2.3cm/6.5x2.36x0.91inch, Big Head Big Diameter:5.5cm/ 2.17inch, Big Head Small Diameter:2.3cm/0.91inch Small Head Big Diameter:4.2cm/ 1.65inch, Small Head Small Diameter:2.3cm/0.91inch Big Thread Tube Length: 4.5cm/1.77inch, Thread Diameter: 2.6cm/1.02inch, Small Diameter 1.8cm/0.71inch Small Thread Tube Length: 4cm/1.57inch, Thread Diameter: 1.6cm/0.63inch, Small Diameter 1.8cm/0.71inch Package Includes: 1 Set Water Pump Nozzles Head Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.