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Done buying filter socks? Check out my personal 3D printed 4" filter sock media cups. Easy to use and works great for filter floss or even carbon. Made from 100% reef-safe filament. Available sizes: 4" Diameter X 4" Deep 4" Diameter X 5" Deep 4" Diameter X 6" Deep
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🇺🇸 Ship from USA · On Agora since 2025
$19.99