High hope your having a class day, our suction cups are suitable for pipes with a diameter of 22 mm to 28 mm.
The high quality materials will not harm your fish or other creatures in the water.
Strong adsorption, just stick it on a clean glass surface The aquarium suction cup has strong suction force, it is not easy to fall off, and it is very convenient to install and remove.
The aquarium suction cup holder can be used not only for heating rods, but also for LED lights, light tubes and water pipes to keep the aquarium clean and beautiful.
It is recommended to replace and clean the suction cup regularly
Color: Black
Will post as soon as purchased,thanks for looking.