View cart “JBJ Replacement Ceramic Ring Bag for 6, 12, 24gal Nano Cube Aquariums” has been added to your cart. Quick View Quick View JBJ Nano Cube Replacement Activated Carbon $12.95 Add to cart Quick View Quick View JBJ Replacement Ceramic Ring Bag for 6, 12, 24gal Nano Cube Aquariums $11.95 Add to cart