Luna Reef Nano 4 Gallon Frag System - Bio Basket Max Nano G2 Peninsula It is made of 1/4"

It is made of 1/4" high-quality cast acrylic and includes a cut out for wiring and hoses

plus two cable notches on the rear

Please do your research on polycarbonate versus acrylic if you are not aware of the differences

that the aquarium pictured is not included

put a lid on it

Luna Reef Nano 4 Gallon Frag System - Bio Basket Max Nano G2 Peninsula It is made of 1/4"This bio basket is made for the 2nd chamber of the Luna Reef Nano 4 Gallon Frag System to allow adding additional bio media, like the bio balls. For example, the basket can hold one 3. 2oz package of Marine Pure Gems. Bio media can lower your tank maintenance by reducing water changes and costly chemicals.