These frag racks will not disappoint!  They will securely hold your frags in place, on aquariums up to 3/4" thick.

- FDA grade silicone locking layer holds plugs securely.  Nothing will knock them out.

- Strong Neodymium magnets hold the rack securely in place on aquarium thicknesses up to 3/4"

- Magnets are completely encased in cell cast acrylic and will never get water in them.  No worries about rusting magnets causing water quality issues.