Shane's Coral Frag Plugs

This Thing is a coral frag plug that is used when propagating (i.e. "fragging") coral in the saltwater aquarium hobby.

Coral fragments are either cut or broken off of the mother colony and then glued to this frag plug using cyanoacrylate gel (superglue). The resulting fragged coral plug is mounted into 14mm eggcrate that is submerged in the saltwater aquarium where it is left until it is either traded with another hobbyist or sold at a frag swap.

I have uploaded four variations on a conc