The Hagen A1386 is an Activated Carbon Filter Insert designed for use in the following aquarium filter:
The Hagen AquaClear 70 Activated Carbon Insert 3-Pack improves water clarity in fresh and saltwater aquariums. This Activated Carbon Filter Insert provides superior adsorption qualities which eliminate odors, discoloration and impurities from aquarium water. This AquaClear 70 comes 3 in a pack.
The Hagen A1386 specifications: