Hikari Bacto-Surge Sponge Filter Kit - X-Large Rocks & Stone The user-friendly Python Hook is

The user-friendly Python Hook is designed for effortless installation and use

its classic design complements any décor

with a maximum fluctuation of 0

dissolved metals

A size almost any fish can readily consume and digest

Hikari Bacto-Surge Sponge Filter Kit - X-Large Rocks & Stone The user-friendly Python Hook isThe Hikari Bacto Surge Sponge Filter Kit provides unmatched biological and mechanical filtration and is well suited for delicate fry tanks, breeding tanks, quarantine applications, nano betta tanks as well as for sensitive, slow moving fish such as colourful & exotic discus. The high quality, porous sponge offers a sizable surface area with thousands of microscopic pores that encourage the growth and colonization of beneficial aerobic bacteria.