Aquarium Test Vial Hanger
Use these to hang your aquarium test vials on the side of your small aquarium to save space, and let them dry. Should hang on 5, 10, 20 gallon tanks (tested on 5 and 10). Works with API 5 ml test tubes.
Use these to hang your aquarium test vials on the side of your small aquarium to save space, and let them dry. Should hang on 5, 10, 20 gallon tanks (tested on 5 and 10). Works with API 5 ml test tubes.