#1,859 in Aquarium Filter Accessories. Included Components: Quartz ball, nano ball, yellow bacterial ring, yellow bacterial sphere, red breath ring. Item model number : 6-1.
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2500g 5.5lb Filter Media,bio Balls for Aquarium Filter，Pond Filter Media&
#683 in Aquarium Filters. Color: yellow. Date First Available: March 11, 2025.