Aquarium Suction Cup Clips Airline Tube Holders Clamps for Fish Tank 19mm 20Pcs Check Valves Inner Size: 255*175*55mm/10

Inner Size: 255*175*55mm/10

5 x 20mm / 3

Weight: 215g

Size Type:A4

the gearbox part is 25mm in diameter

Aquarium Suction Cup Clips Airline Tube Holders Clamps for Fish Tank 19mm 20Pcs Check Valves Inner Size: 255*175*55mm/10Description: Great for 19 22mm Outer Diameter airline tubing Suction cups are made of soft plastic clear material which will stay firmly either outside or inside the tank with water. A necessity for setting up an air pump. Each suction comes with one clip. If they come apart, just push the clip back into the suction cup. Feature: Easy to use Come in handy Durable and Reusable Strong suction force Specification: Product Name: Aquarium Suction Cup