These Acrylic Divider Plate fit both the Lifegard 11 Gallon Bookshelf Aquarium:

R460043 - 11 Gallon CRYSTAL Beveled Edge Low Iron Bookshelf Aquarium

and

R460083 - 11 Gallon Clear Glass Bookshelf Aquarium

Dividers in Set of 2 dividers per bag.

Made with Flow through technology. Ultra strong Acrylic Sheet laser cut for precision.

Durable rubber boots for a strong hold. Width can be adjusted slightly by pushing out the rubber boot.

NOTE: Available in Clear and Black for all Lifegard Bookshelf aquarium sizes