SEACHEM Bottle Adapter Medium, 6/pk

Seachem Bottle Adapter Plugs come in two sizes and allow you to seamlessly connect dosing pump tubing to any Seachem or aquavitro bottles ranging from 50 ml – 1 L and many other common supplement bottles (24 mm–28 mm) on the market. They are ideal for use with aquavitro sentia dose and doser tubing. Fits tubing sizes up to OD 0.192 inches/4.88 mm.
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_x000D_ Bottle Adapters Small: Fits 50 ml – 500 ml (24 mm)
_x000D_ Bottle Adapters Medium: Fits One liter (28 mm)