50 Black Aquarium Fish Tank Filter Bio-Balls Filtration
- 50 Black Aquarium Fish Tank Filter Bio-Balls Filtration; It features plastic construction with high performance stuffing.
- 50 Aquarium Filtration excellent for oxygenating your water and helping the gas exchange process.
- Great for any freshwater or saltwater fish tank or mini-reef aquarium; These Fish Tank Filtration are simply rinse and use.
- The Black Bio-Balls have a structure of dense holes where live a lot of nitro-bacteria
- Each ball size: 2.6cm(diameter); Weight: 236g; Package include: 50 x Fish Tank Bio-Balls
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