3D Printed Tunze 3152 Nano ATO Plastic Rimmed Tank Adapter Size:Up to 3/4 Inch Width Direct replacement for the stock

Direct replacement for the stock guard on your Neptune WAV pump

between 3/4" and 1"

Will also work on euro brace tanks with brace width up to 3" wide and 1" thick

The magnet holder for the Tunze 3155 ATO bumps up against the bottom of the plastic rim in a standard tank when trying to raise the optical sensor/water level high enough to prevent HOB filters from excessively splashing and making noise

The Large one is a 4" square

3D Printed Tunze 3152 Nano ATO Plastic Rimmed Tank Adapter Size:Up to 3/4 Inch Width Direct replacement for the stockAdapter to mount your Tunze 3152 Nano ATO float switch to the rim of your plastic rimmed tank. Allows more flexibility in adjusting the water level in your tank without the stock magnetic holder bumping into the plastic rim. Water level can be adjusted to just below the plastic lip inside the tank to approximately 2 1 2" below the plastic lip. Printed in Black reef safe ABS plastic. Secured with black nylon screws. No metal to rust! 3 widths available