Large Suction Cups
This pack of 2 Large Suction Cups are made from premium rubber and ideal for replacing the suction cups on CO2 diffusers and filters. Fits most plastic clips from your old suction cups which can be pressed into the hole in the neck. These will not degrade in water and break or lose their grip like the some of the black rubber ones.
Cup diameter: 26mm Neck diameter: 10mm Hole diameter: 4mm